[INFO] fetching crate slab_tree 0.3.2...
[INFO] testing slab_tree-0.3.2 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate slab_tree 0.3.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate slab_tree 0.3.2
[INFO] finished tweaking crates.io crate slab_tree 0.3.2
[INFO] tweaked toml for crates.io crate slab_tree 0.3.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate slab_tree 0.3.2 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate slab_tree 0.3.2 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88f46a188b49dac24c705d0842cd6dca1b81af1918a0dab42b78c3623f6932c0
[INFO] running `Command { std: "docker" "start" "-a" "88f46a188b49dac24c705d0842cd6dca1b81af1918a0dab42b78c3623f6932c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88f46a188b49dac24c705d0842cd6dca1b81af1918a0dab42b78c3623f6932c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f46a188b49dac24c705d0842cd6dca1b81af1918a0dab42b78c3623f6932c0", kill_on_drop: false }`
[INFO] [stdout] 88f46a188b49dac24c705d0842cd6dca1b81af1918a0dab42b78c3623f6932c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2246911f7868b69d68337981c29fad4c0776929bdd15beb5d3d01848b2a40ab3
[INFO] running `Command { std: "docker" "start" "-a" "2246911f7868b69d68337981c29fad4c0776929bdd15beb5d3d01848b2a40ab3", kill_on_drop: false }`
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling slab_tree v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]   --> src/core_tree.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 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(tarpaulin)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/node/node_mut.rs:715:12
[INFO] [stdout]     |
[INFO] [stdout] 715 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/node/node_ref.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/slab.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/tree.rs:583:12
[INFO] [stdout]     |
[INFO] [stdout] 583 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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 named elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:13:70
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> Ancestors<T> {
[INFO] [stdout]    |                                                       --             ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> Ancestors<'a, T> {
[INFO] [stdout]    |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:39:70
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> NextSiblings<T> {
[INFO] [stdout]    |                                                       --             ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> NextSiblings<'a, T> {
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_mut.rs:17:46
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub(crate) fn new(node_id: NodeId, tree: &mut Tree<T>) -> NodeMut<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] 17 |     pub(crate) fn new(node_id: NodeId, tree: &mut Tree<T>) -> NodeMut<'_, T> {
[INFO] [stdout]    |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_mut.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn parent(&mut self) -> Option<NodeMut<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] 79 |     pub fn parent(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_mut.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn prev_sibling(&mut self) -> Option<NodeMut<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] 99 |     pub fn prev_sibling(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn next_sibling(&mut self) -> Option<NodeMut<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] 119 |     pub fn next_sibling(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:139:24
[INFO] [stdout]     |
[INFO] [stdout] 139 |     pub fn first_child(&mut self) -> Option<NodeMut<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] 139 |     pub fn first_child(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:159:23
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn last_child(&mut self) -> Option<NodeMut<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] 159 |     pub fn last_child(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:190:19
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn append(&mut self, data: T) -> NodeMut<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] 190 |     pub fn append(&mut self, data: T) -> NodeMut<'_, T> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:234:20
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn prepend(&mut self, data: T) -> NodeMut<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] 234 |     pub fn prepend(&mut self, data: T) -> NodeMut<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:343:19
[INFO] [stdout]     |
[INFO] [stdout] 343 |     pub fn as_ref(&self) -> NodeRef<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] 343 |     pub fn as_ref(&self) -> NodeRef<'_, T> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/node/node_ref.rs:19:62
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn new(node_id: NodeId, tree: &'a Tree<T>) -> NodeRef<T> {
[INFO] [stdout]    |                                               --             ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                               |
[INFO] [stdout]    |                                               the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn new(node_id: NodeId, tree: &'a Tree<T>) -> NodeRef<'a, T> {
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_ref.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parent(&self) -> Option<NodeRef<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] 77 |     pub fn parent(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_ref.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn prev_sibling(&self) -> Option<NodeRef<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] 98 |     pub fn prev_sibling(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_ref.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn next_sibling(&self) -> Option<NodeRef<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] 119 |     pub fn next_sibling(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_ref.rs:140:24
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn first_child(&self) -> Option<NodeRef<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] 140 |     pub fn first_child(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_ref.rs:161:23
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn last_child(&self) -> Option<NodeRef<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] 161 |     pub fn last_child(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |     pub fn root(&self) -> Option<NodeRef<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] 199 |     pub fn root(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn root_mut(&mut self) -> Option<NodeMut<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] 219 |     pub fn root_mut(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:242:16
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn get(&self, node_id: NodeId) -> Option<NodeRef<T>> {
[INFO] [stdout]     |                ^^^^^ the lifetime is elided here ^^^^^^^^^^ 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] 242 |     pub fn get(&self, node_id: NodeId) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:268:20
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn get_mut(&mut self, node_id: NodeId) -> Option<NodeMut<T>> {
[INFO] [stdout]     |                    ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^ 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] 268 |     pub fn get_mut(&mut self, node_id: NodeId) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:463:21
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn new_node_ref(&self, node_id: NodeId) -> NodeRef<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] 463 |     fn new_node_ref(&self, node_id: NodeId) -> NodeRef<'_, T> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:467:21
[INFO] [stdout]     |
[INFO] [stdout] 467 |     fn new_node_mut(&mut self, node_id: NodeId) -> NodeMut<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] 467 |     fn new_node_mut(&mut self, node_id: NodeId) -> NodeMut<'_, T> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "2246911f7868b69d68337981c29fad4c0776929bdd15beb5d3d01848b2a40ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2246911f7868b69d68337981c29fad4c0776929bdd15beb5d3d01848b2a40ab3", kill_on_drop: false }`
[INFO] [stdout] 2246911f7868b69d68337981c29fad4c0776929bdd15beb5d3d01848b2a40ab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c39320e04b595e2a36a29ba54935ecbe31f4e0e9b10a7e2ee84254464b041307
[INFO] running `Command { std: "docker" "start" "-a" "c39320e04b595e2a36a29ba54935ecbe31f4e0e9b10a7e2ee84254464b041307", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab_tree v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]   --> src/core_tree.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 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(tarpaulin)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/node/node_mut.rs:715:12
[INFO] [stdout]     |
[INFO] [stdout] 715 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/node/node_ref.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/slab.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/tree.rs:583:12
[INFO] [stdout]     |
[INFO] [stdout] 583 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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 named elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:13:70
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> Ancestors<T> {
[INFO] [stdout]    |                                                       --             ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> Ancestors<'a, T> {
[INFO] [stdout]    |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:39:70
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> NextSiblings<T> {
[INFO] [stdout]    |                                                       --             ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> NextSiblings<'a, T> {
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_mut.rs:17:46
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub(crate) fn new(node_id: NodeId, tree: &mut Tree<T>) -> NodeMut<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] 17 |     pub(crate) fn new(node_id: NodeId, tree: &mut Tree<T>) -> NodeMut<'_, T> {
[INFO] [stdout]    |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_mut.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn parent(&mut self) -> Option<NodeMut<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] 79 |     pub fn parent(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_mut.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn prev_sibling(&mut self) -> Option<NodeMut<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] 99 |     pub fn prev_sibling(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn next_sibling(&mut self) -> Option<NodeMut<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] 119 |     pub fn next_sibling(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:139:24
[INFO] [stdout]     |
[INFO] [stdout] 139 |     pub fn first_child(&mut self) -> Option<NodeMut<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] 139 |     pub fn first_child(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:159:23
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn last_child(&mut self) -> Option<NodeMut<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] 159 |     pub fn last_child(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:190:19
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn append(&mut self, data: T) -> NodeMut<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] 190 |     pub fn append(&mut self, data: T) -> NodeMut<'_, T> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:234:20
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn prepend(&mut self, data: T) -> NodeMut<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] 234 |     pub fn prepend(&mut self, data: T) -> NodeMut<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:343:19
[INFO] [stdout]     |
[INFO] [stdout] 343 |     pub fn as_ref(&self) -> NodeRef<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] 343 |     pub fn as_ref(&self) -> NodeRef<'_, T> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/node/node_ref.rs:19:62
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn new(node_id: NodeId, tree: &'a Tree<T>) -> NodeRef<T> {
[INFO] [stdout]    |                                               --             ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                               |
[INFO] [stdout]    |                                               the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn new(node_id: NodeId, tree: &'a Tree<T>) -> NodeRef<'a, T> {
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_ref.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parent(&self) -> Option<NodeRef<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] 77 |     pub fn parent(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_ref.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn prev_sibling(&self) -> Option<NodeRef<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] 98 |     pub fn prev_sibling(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_ref.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn next_sibling(&self) -> Option<NodeRef<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] 119 |     pub fn next_sibling(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_ref.rs:140:24
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn first_child(&self) -> Option<NodeRef<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] 140 |     pub fn first_child(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_ref.rs:161:23
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn last_child(&self) -> Option<NodeRef<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] 161 |     pub fn last_child(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |     pub fn root(&self) -> Option<NodeRef<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] 199 |     pub fn root(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn root_mut(&mut self) -> Option<NodeMut<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] 219 |     pub fn root_mut(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:242:16
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn get(&self, node_id: NodeId) -> Option<NodeRef<T>> {
[INFO] [stdout]     |                ^^^^^ the lifetime is elided here ^^^^^^^^^^ 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] 242 |     pub fn get(&self, node_id: NodeId) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:268:20
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn get_mut(&mut self, node_id: NodeId) -> Option<NodeMut<T>> {
[INFO] [stdout]     |                    ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^ 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] 268 |     pub fn get_mut(&mut self, node_id: NodeId) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:463:21
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn new_node_ref(&self, node_id: NodeId) -> NodeRef<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] 463 |     fn new_node_ref(&self, node_id: NodeId) -> NodeRef<'_, T> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:467:21
[INFO] [stdout]     |
[INFO] [stdout] 467 |     fn new_node_mut(&mut self, node_id: NodeId) -> NodeMut<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] 467 |     fn new_node_mut(&mut self, node_id: NodeId) -> NodeMut<'_, T> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stdout]   --> src/core_tree.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 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(tarpaulin)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/node/node_mut.rs:715:12
[INFO] [stdout]     |
[INFO] [stdout] 715 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/node/node_ref.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/slab.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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: `tarpaulin`
[INFO] [stdout]    --> src/tree.rs:583:12
[INFO] [stdout]     |
[INFO] [stdout] 583 | #[cfg_attr(tarpaulin, skip)]
[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(tarpaulin)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` 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 named elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:13:70
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> Ancestors<T> {
[INFO] [stdout]    |                                                       --             ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> Ancestors<'a, T> {
[INFO] [stdout]    |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:39:70
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> NextSiblings<T> {
[INFO] [stdout]    |                                                       --             ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> NextSiblings<'a, T> {
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_mut.rs:17:46
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub(crate) fn new(node_id: NodeId, tree: &mut Tree<T>) -> NodeMut<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] 17 |     pub(crate) fn new(node_id: NodeId, tree: &mut Tree<T>) -> NodeMut<'_, T> {
[INFO] [stdout]    |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_mut.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn parent(&mut self) -> Option<NodeMut<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] 79 |     pub fn parent(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_mut.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn prev_sibling(&mut self) -> Option<NodeMut<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] 99 |     pub fn prev_sibling(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn next_sibling(&mut self) -> Option<NodeMut<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] 119 |     pub fn next_sibling(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:139:24
[INFO] [stdout]     |
[INFO] [stdout] 139 |     pub fn first_child(&mut self) -> Option<NodeMut<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] 139 |     pub fn first_child(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:159:23
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn last_child(&mut self) -> Option<NodeMut<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] 159 |     pub fn last_child(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:190:19
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn append(&mut self, data: T) -> NodeMut<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] 190 |     pub fn append(&mut self, data: T) -> NodeMut<'_, T> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:234:20
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn prepend(&mut self, data: T) -> NodeMut<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] 234 |     pub fn prepend(&mut self, data: T) -> NodeMut<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_mut.rs:343:19
[INFO] [stdout]     |
[INFO] [stdout] 343 |     pub fn as_ref(&self) -> NodeRef<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] 343 |     pub fn as_ref(&self) -> NodeRef<'_, T> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/node/node_ref.rs:19:62
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn new(node_id: NodeId, tree: &'a Tree<T>) -> NodeRef<T> {
[INFO] [stdout]    |                                               --             ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                               |
[INFO] [stdout]    |                                               the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn new(node_id: NodeId, tree: &'a Tree<T>) -> NodeRef<'a, T> {
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_ref.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parent(&self) -> Option<NodeRef<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] 77 |     pub fn parent(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/node/node_ref.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn prev_sibling(&self) -> Option<NodeRef<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] 98 |     pub fn prev_sibling(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_ref.rs:119:25
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn next_sibling(&self) -> Option<NodeRef<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] 119 |     pub fn next_sibling(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_ref.rs:140:24
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn first_child(&self) -> Option<NodeRef<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] 140 |     pub fn first_child(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/node/node_ref.rs:161:23
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn last_child(&self) -> Option<NodeRef<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] 161 |     pub fn last_child(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |     pub fn root(&self) -> Option<NodeRef<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] 199 |     pub fn root(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn root_mut(&mut self) -> Option<NodeMut<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] 219 |     pub fn root_mut(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:242:16
[INFO] [stdout]     |
[INFO] [stdout] 242 |     pub fn get(&self, node_id: NodeId) -> Option<NodeRef<T>> {
[INFO] [stdout]     |                ^^^^^ the lifetime is elided here ^^^^^^^^^^ 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] 242 |     pub fn get(&self, node_id: NodeId) -> Option<NodeRef<'_, T>> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:268:20
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn get_mut(&mut self, node_id: NodeId) -> Option<NodeMut<T>> {
[INFO] [stdout]     |                    ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^ 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] 268 |     pub fn get_mut(&mut self, node_id: NodeId) -> Option<NodeMut<'_, T>> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:463:21
[INFO] [stdout]     |
[INFO] [stdout] 463 |     fn new_node_ref(&self, node_id: NodeId) -> NodeRef<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] 463 |     fn new_node_ref(&self, node_id: NodeId) -> NodeRef<'_, T> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tree.rs:467:21
[INFO] [stdout]     |
[INFO] [stdout] 467 |     fn new_node_mut(&mut self, node_id: NodeId) -> NodeMut<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] 467 |     fn new_node_mut(&mut self, node_id: NodeId) -> NodeMut<'_, T> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "c39320e04b595e2a36a29ba54935ecbe31f4e0e9b10a7e2ee84254464b041307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c39320e04b595e2a36a29ba54935ecbe31f4e0e9b10a7e2ee84254464b041307", kill_on_drop: false }`
[INFO] [stdout] c39320e04b595e2a36a29ba54935ecbe31f4e0e9b10a7e2ee84254464b041307
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4902a73a2f91993c0843acfed0318cc1d3794c002421b0f5e689e3c626536317
[INFO] running `Command { std: "docker" "start" "-a" "4902a73a2f91993c0843acfed0318cc1d3794c002421b0f5e689e3c626536317", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stderr]   --> src/core_tree.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stderr]    = help: consider using a Cargo feature instead
[INFO] [stderr]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]             [lints.rust]
[INFO] [stderr]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin)'] }
[INFO] [stderr]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stderr]    --> src/node/node_mut.rs:715:12
[INFO] [stderr]     |
[INFO] [stderr] 715 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stderr]    --> src/node/node_ref.rs:288:12
[INFO] [stderr]     |
[INFO] [stderr] 288 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stderr]    --> src/slab.rs:117:12
[INFO] [stderr]     |
[INFO] [stderr] 117 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `tarpaulin`
[INFO] [stderr]    --> src/tree.rs:583:12
[INFO] [stderr]     |
[INFO] [stderr] 583 | #[cfg_attr(tarpaulin, skip)]
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tarpaulin)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tarpaulin)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/iter.rs:13:70
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> Ancestors<T> {
[INFO] [stderr]    |                                                       --             ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                                       |
[INFO] [stderr]    |                                                       the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> Ancestors<'a, T> {
[INFO] [stderr]    |                                                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/iter.rs:39:70
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> NextSiblings<T> {
[INFO] [stderr]    |                                                       --             ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                                       |
[INFO] [stderr]    |                                                       the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub(crate) fn new(node_id: Option<NodeId>, tree: &'a Tree<T>) -> NextSiblings<'a, T> {
[INFO] [stderr]    |                                                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/node/node_mut.rs:17:46
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub(crate) fn new(node_id: NodeId, tree: &mut Tree<T>) -> NodeMut<T> {
[INFO] [stderr]    |                                              ^^^^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                              |
[INFO] [stderr]    |                                              the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub(crate) fn new(node_id: NodeId, tree: &mut Tree<T>) -> NodeMut<'_, T> {
[INFO] [stderr]    |                                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/node/node_mut.rs:79:19
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn parent(&mut self) -> Option<NodeMut<T>> {
[INFO] [stderr]    |                   ^^^^^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn parent(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stderr]    |                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/node/node_mut.rs:99:25
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn prev_sibling(&mut self) -> Option<NodeMut<T>> {
[INFO] [stderr]    |                         ^^^^^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 99 |     pub fn prev_sibling(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stderr]    |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/node/node_mut.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn next_sibling(&mut self) -> Option<NodeMut<T>> {
[INFO] [stderr]     |                         ^^^^^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn next_sibling(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/node/node_mut.rs:139:24
[INFO] [stderr]     |
[INFO] [stderr] 139 |     pub fn first_child(&mut self) -> Option<NodeMut<T>> {
[INFO] [stderr]     |                        ^^^^^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 139 |     pub fn first_child(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stderr]     |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/node/node_mut.rs:159:23
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub fn last_child(&mut self) -> Option<NodeMut<T>> {
[INFO] [stderr]     |                       ^^^^^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub fn last_child(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stderr]     |                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/node/node_mut.rs:190:19
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn append(&mut self, data: T) -> NodeMut<T> {
[INFO] [stderr]     |                   ^^^^^^^^^              ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 190 |     pub fn append(&mut self, data: T) -> NodeMut<'_, T> {
[INFO] [stderr]     |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/node/node_mut.rs:234:20
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn prepend(&mut self, data: T) -> NodeMut<T> {
[INFO] [stderr]     |                    ^^^^^^^^^              ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn prepend(&mut self, data: T) -> NodeMut<'_, T> {
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/node/node_mut.rs:343:19
[INFO] [stderr]     |
[INFO] [stderr] 343 |     pub fn as_ref(&self) -> NodeRef<T> {
[INFO] [stderr]     |                   ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 343 |     pub fn as_ref(&self) -> NodeRef<'_, T> {
[INFO] [stderr]     |                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/node/node_ref.rs:19:62
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub(crate) fn new(node_id: NodeId, tree: &'a Tree<T>) -> NodeRef<T> {
[INFO] [stderr]    |                                               --             ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                               |
[INFO] [stderr]    |                                               the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub(crate) fn new(node_id: NodeId, tree: &'a Tree<T>) -> NodeRef<'a, T> {
[INFO] [stderr]    |                                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/node/node_ref.rs:77:19
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn parent(&self) -> Option<NodeRef<T>> {
[INFO] [stderr]    |                   ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn parent(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stderr]    |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/node/node_ref.rs:98:25
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn prev_sibling(&self) -> Option<NodeRef<T>> {
[INFO] [stderr]    |                         ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn prev_sibling(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stderr]    |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/node/node_ref.rs:119:25
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn next_sibling(&self) -> Option<NodeRef<T>> {
[INFO] [stderr]     |                         ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn next_sibling(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stderr]     |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/node/node_ref.rs:140:24
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn first_child(&self) -> Option<NodeRef<T>> {
[INFO] [stderr]     |                        ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn first_child(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stderr]     |                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/node/node_ref.rs:161:23
[INFO] [stderr]     |
[INFO] [stderr] 161 |     pub fn last_child(&self) -> Option<NodeRef<T>> {
[INFO] [stderr]     |                       ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 161 |     pub fn last_child(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stderr]     |                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree.rs:199:17
[INFO] [stderr]     |
[INFO] [stderr] 199 |     pub fn root(&self) -> Option<NodeRef<T>> {
[INFO] [stderr]     |                 ^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 199 |     pub fn root(&self) -> Option<NodeRef<'_, T>> {
[INFO] [stderr]     |                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree.rs:219:21
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn root_mut(&mut self) -> Option<NodeMut<T>> {
[INFO] [stderr]     |                     ^^^^^^^^^            ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn root_mut(&mut self) -> Option<NodeMut<'_, T>> {
[INFO] [stderr]     |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree.rs:242:16
[INFO] [stderr]     |
[INFO] [stderr] 242 |     pub fn get(&self, node_id: NodeId) -> Option<NodeRef<T>> {
[INFO] [stderr]     |                ^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 242 |     pub fn get(&self, node_id: NodeId) -> Option<NodeRef<'_, T>> {
[INFO] [stderr]     |                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree.rs:268:20
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn get_mut(&mut self, node_id: NodeId) -> Option<NodeMut<T>> {
[INFO] [stderr]     |                    ^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn get_mut(&mut self, node_id: NodeId) -> Option<NodeMut<'_, T>> {
[INFO] [stderr]     |                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree.rs:463:21
[INFO] [stderr]     |
[INFO] [stderr] 463 |     fn new_node_ref(&self, node_id: NodeId) -> NodeRef<T> {
[INFO] [stderr]     |                     ^^^^^                      ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 463 |     fn new_node_ref(&self, node_id: NodeId) -> NodeRef<'_, T> {
[INFO] [stderr]     |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/tree.rs:467:21
[INFO] [stderr]     |
[INFO] [stderr] 467 |     fn new_node_mut(&mut self, node_id: NodeId) -> NodeMut<T> {
[INFO] [stderr]     |                     ^^^^^^^^^                      ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 467 |     fn new_node_mut(&mut self, node_id: NodeId) -> NodeMut<'_, T> {
[INFO] [stderr]     |                                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: `slab_tree` (lib) generated 28 warnings (run `cargo fix --lib -p slab_tree` to apply 23 suggestions)
[INFO] [stderr] warning: `slab_tree` (lib test) generated 28 warnings (28 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/slab_tree-d241b39478141c2d)
[INFO] [stdout] 
[INFO] [stdout] running 60 tests
[INFO] [stdout] test core_tree::tests::get ... ok
[INFO] [stdout] test core_tree::tests::get_mut ... ok
[INFO] [stdout] test core_tree::tests::get_with_bad_id ... ok
[INFO] [stdout] test core_tree::tests::remove ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::append_single_child_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::data ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::last_child ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::prepend_no_children_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::prepend_single_child_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::prev_sibling ... ok
[INFO] [stdout] test core_tree::tests::capacity ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::prepend_two_children_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_drop_three_children_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_drop_grandchild_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_drop_single_child_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_no_children_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::parent ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::first_child ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_drop_two_children_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::next_sibling ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::append_no_children_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::node_id ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_first_orphan_grandchild_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_last_no_children_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::append_two_children_present ... ok
[INFO] [stdout] test core_tree::tests::insert ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_last_orphan_grandchild_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_last_three_children_present ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_last_single_child_present ... ok
[INFO] [stdout] test node::node_ref::node_ref_tests::children ... ok
[INFO] [stdout] test node::node_ref::node_ref_tests::data ... ok
[INFO] [stdout] test node::node_mut::node_mut_tests::remove_last_two_children_present ... ok
[INFO] [stdout] test node::node_ref::node_ref_tests::ancestors ... ok
[INFO] [stdout] test node::node_ref::node_ref_tests::last_child ... ok
[INFO] [stdout] test node::node_ref::node_ref_tests::next_sibling ... ok
[INFO] [stderr]    Doc-tests slab_tree
[INFO] [stdout] test slab::tests::remove_basic ... ok
[INFO] [stdout] test node::node_ref::node_ref_tests::parent ... ok
[INFO] [stdout] test slab::tests::double_remove ... ok
[INFO] [stdout] test slab::tests::remove_with_bad_index ... ok
[INFO] [stdout] test node::node_ref::node_ref_tests::first_child ... ok
[INFO] [stdout] test node::node_ref::node_ref_tests::prev_sibling ... ok
[INFO] [stdout] test tree::tree_tests::address_dropped ... ok
[INFO] [stdout] test slab::tests::capacity ... ok
[INFO] [stdout] test tree::tree_tests::capacity ... ok
[INFO] [stdout] test slab::tests::get ... ok
[INFO] [stdout] test slab::tests::get_mut ... ok
[INFO] [stdout] test slab::tests::remove_and_reinsert ... ok
[INFO] [stdout] test slab::tests::remove_multiple ... ok
[INFO] [stdout] test slab::tests::insert ... ok
[INFO] [stdout] test tree::tree_tests::get ... ok
[INFO] [stdout] test tree::tree_tests::get_mut ... ok
[INFO] [stdout] test tree::tree_tests::get_node_mut ... ok
[INFO] [stdout] test tree::tree_tests::remove_orphan ... ok
[INFO] [stdout] test tree::tree_tests::get_node ... ok
[INFO] [stdout] test tree::tree_tests::remove_root_orphan ... ok
[INFO] [stdout] test tree::tree_tests::root ... ok
[INFO] [stdout] test tree::tree_tests::root_id ... ok
[INFO] [stdout] test tree::tree_tests::remove_drop ... ok
[INFO] [stdout] test tree::tree_tests::root_mut ... ok
[INFO] [stdout] test tree::tree_tests::remove_root_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 60 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::node_id (line 24) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::parent (line 70) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::append (line 170) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::next_sibling (line 110) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::last_child (line 150) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::data (line 43) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::as_ref (line 331) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::remove_last (line 299) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::prev_sibling (line 90) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::first_child (line 130) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::data (line 45) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::next_sibling (line 109) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::last_child (line 151) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::remove_first (line 262) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::swap_next_sibling (line 352) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::first_child (line 130) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::prepend (line 214) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::make_last_sibling (line 543) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::children (line 199) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::ancestors (line 172) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::node_id (line 26) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::parent (line 67) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::traverse_post_order (line 243) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::prev_sibling (line 88) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::get_mut (line 252) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::new (line 107) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::make_first_sibling (line 627) ... ok
[INFO] [stdout] test src/node/node_mut.rs - node::node_mut::NodeMut<'a,T>::swap_prev_sibling (line 448) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::get (line 228) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::write_formatted (line 525) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::root (line 188) ... ok
[INFO] [stdout] test src/tree.rs - tree::TreeBuilder<T>::with_root (line 42) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::set_root (line 126) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::capacity (line 155) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::traverse_level_order (line 262) ... ok
[INFO] [stdout] test src/tree.rs - tree::TreeBuilder<T>::with_capacity (line 61) ... ok
[INFO] [stdout] test src/tree.rs - tree::TreeBuilder<T>::new (line 24) ... ok
[INFO] [stdout] test src/node/node_ref.rs - node::node_ref::NodeRef<'a,T>::traverse_pre_order (line 224) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::root_mut (line 206) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::root_id (line 170) ... ok
[INFO] [stdout] test src/tree.rs - tree::TreeBuilder<T>::build (line 79) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::remove (line 280) ... ok
[INFO] [stdout] test src/tree.rs - tree::Tree<T>::write_formatted (line 505) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4902a73a2f91993c0843acfed0318cc1d3794c002421b0f5e689e3c626536317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4902a73a2f91993c0843acfed0318cc1d3794c002421b0f5e689e3c626536317", kill_on_drop: false }`
[INFO] [stdout] 4902a73a2f91993c0843acfed0318cc1d3794c002421b0f5e689e3c626536317
