[INFO] fetching crate nary_tree 0.4.4...
[INFO] building nary_tree-0.4.4 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate nary_tree 0.4.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate nary_tree 0.4.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nary_tree 0.4.4
[INFO] tweaked toml for crates.io crate nary_tree 0.4.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nary_tree 0.4.4 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nary_tree 0.4.4 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ceab63aa2dce3c28735cc0e15f26ab9f84cd970c65d1139a6f627febe0fb03e
[INFO] running `Command { std: "docker" "start" "-a" "6ceab63aa2dce3c28735cc0e15f26ab9f84cd970c65d1139a6f627febe0fb03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ceab63aa2dce3c28735cc0e15f26ab9f84cd970c65d1139a6f627febe0fb03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ceab63aa2dce3c28735cc0e15f26ab9f84cd970c65d1139a6f627febe0fb03e", kill_on_drop: false }`
[INFO] [stdout] 6ceab63aa2dce3c28735cc0e15f26ab9f84cd970c65d1139a6f627febe0fb03e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71b792764411ca80f53c8bccf3ea07e96706f4156d75dacf54c70ecf437ac2e9
[INFO] running `Command { std: "docker" "start" "-a" "71b792764411ca80f53c8bccf3ea07e96706f4156d75dacf54c70ecf437ac2e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling nary_tree v0.4.4 (/opt/rustwide/workdir)
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[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_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_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:227:19
[INFO] [stdout]     |
[INFO] [stdout] 227 |     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] 227 |     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:276:28
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn append_orphaned(&mut self, orphan_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] 276 |     pub fn append_orphaned(&mut self, orphan_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/node/node_mut.rs:284:23
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn append_node_id(&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] 284 |     fn append_node_id(&mut self, node_id: NodeId) -> 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:326:20
[INFO] [stdout]     |
[INFO] [stdout] 326 |     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] 326 |     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:359:29
[INFO] [stdout]     |
[INFO] [stdout] 359 |     pub fn prepend_orphaned(&mut self, orphan_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] 359 |     pub fn prepend_orphaned(&mut self, orphan_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/node/node_mut.rs:367:24
[INFO] [stdout]     |
[INFO] [stdout] 367 |     fn prepend_node_id(&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] 367 |     fn prepend_node_id(&mut self, node_id: NodeId) -> 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:474:19
[INFO] [stdout]     |
[INFO] [stdout] 474 |     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] 474 |     pub fn as_ref(&self) -> 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:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     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] 219 |     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:239:21
[INFO] [stdout]     |
[INFO] [stdout] 239 |     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] 239 |     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:262:16
[INFO] [stdout]     |
[INFO] [stdout] 262 |     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] 262 |     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:288:20
[INFO] [stdout]     |
[INFO] [stdout] 288 |     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] 288 |     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:598:21
[INFO] [stdout]     |
[INFO] [stdout] 598 |     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] 598 |     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:602:21
[INFO] [stdout]     |
[INFO] [stdout] 602 |     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] 602 |     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 0.62s
[INFO] running `Command { std: "docker" "inspect" "71b792764411ca80f53c8bccf3ea07e96706f4156d75dacf54c70ecf437ac2e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b792764411ca80f53c8bccf3ea07e96706f4156d75dacf54c70ecf437ac2e9", kill_on_drop: false }`
[INFO] [stdout] 71b792764411ca80f53c8bccf3ea07e96706f4156d75dacf54c70ecf437ac2e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01137d0138046ecdb8e7d0a5dba3dd9579d17eeeda44dfb8546eef72cad89991
[INFO] running `Command { std: "docker" "start" "-a" "01137d0138046ecdb8e7d0a5dba3dd9579d17eeeda44dfb8546eef72cad89991", kill_on_drop: false }`
[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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[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_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_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] [stderr]    Compiling nary_tree v0.4.4 (/opt/rustwide/workdir)
[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:227:19
[INFO] [stdout]     |
[INFO] [stdout] 227 |     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] 227 |     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:276:28
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn append_orphaned(&mut self, orphan_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] 276 |     pub fn append_orphaned(&mut self, orphan_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/node/node_mut.rs:284:23
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn append_node_id(&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] 284 |     fn append_node_id(&mut self, node_id: NodeId) -> 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:326:20
[INFO] [stdout]     |
[INFO] [stdout] 326 |     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] 326 |     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:359:29
[INFO] [stdout]     |
[INFO] [stdout] 359 |     pub fn prepend_orphaned(&mut self, orphan_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] 359 |     pub fn prepend_orphaned(&mut self, orphan_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/node/node_mut.rs:367:24
[INFO] [stdout]     |
[INFO] [stdout] 367 |     fn prepend_node_id(&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] 367 |     fn prepend_node_id(&mut self, node_id: NodeId) -> 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:474:19
[INFO] [stdout]     |
[INFO] [stdout] 474 |     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] 474 |     pub fn as_ref(&self) -> 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:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     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] 219 |     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:239:21
[INFO] [stdout]     |
[INFO] [stdout] 239 |     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] 239 |     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:262:16
[INFO] [stdout]     |
[INFO] [stdout] 262 |     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] 262 |     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:288:20
[INFO] [stdout]     |
[INFO] [stdout] 288 |     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] 288 |     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:598:21
[INFO] [stdout]     |
[INFO] [stdout] 598 |     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] 598 |     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:602:21
[INFO] [stdout]     |
[INFO] [stdout] 602 |     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] 602 |     fn new_node_mut(&mut self, node_id: NodeId) -> 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:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     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:239:21
[INFO] [stdout]     |
[INFO] [stdout] 239 |     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] 239 |     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:262:16
[INFO] [stdout]     |
[INFO] [stdout] 262 |     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] 262 |     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:288:20
[INFO] [stdout]     |
[INFO] [stdout] 288 |     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] 288 |     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:598:21
[INFO] [stdout]     |
[INFO] [stdout] 598 |     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] 598 |     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:602:21
[INFO] [stdout]     |
[INFO] [stdout] 602 |     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] 602 |     fn new_node_mut(&mut self, node_id: NodeId) -> 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_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/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:227:19
[INFO] [stdout]     |
[INFO] [stdout] 227 |     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] 227 |     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:276:28
[INFO] [stdout]     |
[INFO] [stdout] 276 |     pub fn append_orphaned(&mut self, orphan_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] 276 |     pub fn append_orphaned(&mut self, orphan_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/node/node_mut.rs:284:23
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn append_node_id(&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] 284 |     fn append_node_id(&mut self, node_id: NodeId) -> 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:326:20
[INFO] [stdout]     |
[INFO] [stdout] 326 |     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] 326 |     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:359:29
[INFO] [stdout]     |
[INFO] [stdout] 359 |     pub fn prepend_orphaned(&mut self, orphan_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] 359 |     pub fn prepend_orphaned(&mut self, orphan_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/node/node_mut.rs:367:24
[INFO] [stdout]     |
[INFO] [stdout] 367 |     fn prepend_node_id(&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] 367 |     fn prepend_node_id(&mut self, node_id: NodeId) -> 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:474:19
[INFO] [stdout]     |
[INFO] [stdout] 474 |     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] 474 |     pub fn as_ref(&self) -> NodeRef<'_, T> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "01137d0138046ecdb8e7d0a5dba3dd9579d17eeeda44dfb8546eef72cad89991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01137d0138046ecdb8e7d0a5dba3dd9579d17eeeda44dfb8546eef72cad89991", kill_on_drop: false }`
[INFO] [stdout] 01137d0138046ecdb8e7d0a5dba3dd9579d17eeeda44dfb8546eef72cad89991
