[INFO] cloning repository https://github.com/joshuachp/forest-ds
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshuachp/forest-ds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuachp%2Fforest-ds", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuachp%2Fforest-ds'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b5c6a7d5f9c2541d17ae8d892cbafa945d4560d
[INFO] testing joshuachp/forest-ds against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuachp%2Fforest-ds" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joshuachp/forest-ds
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/joshuachp/forest-ds
[INFO] tweaked toml for git repo https://github.com/joshuachp/forest-ds written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joshuachp/forest-ds on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/joshuachp/forest-ds 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded thiserror-impl v2.0.9
[INFO] [stderr]   Downloaded itoa v1.0.9
[INFO] [stderr]   Downloaded thiserror v2.0.9
[INFO] [stderr]   Downloaded yansi v0.5.1
[INFO] [stderr]   Downloaded ryu v1.0.15
[INFO] [stderr]   Downloaded pretty_assertions v1.4.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.92
[INFO] [stderr]   Downloaded serde v1.0.185
[INFO] [stderr]   Downloaded serde_json v1.0.105
[INFO] [stderr]   Downloaded syn v2.0.91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b895087f6f0e5a8fe7aa4e4f1e4dac2b30af3da4719b80cc6e274385213677c5
[INFO] running `Command { std: "docker" "start" "-a" "b895087f6f0e5a8fe7aa4e4f1e4dac2b30af3da4719b80cc6e274385213677c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b895087f6f0e5a8fe7aa4e4f1e4dac2b30af3da4719b80cc6e274385213677c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b895087f6f0e5a8fe7aa4e4f1e4dac2b30af3da4719b80cc6e274385213677c5", kill_on_drop: false }`
[INFO] [stdout] b895087f6f0e5a8fe7aa4e4f1e4dac2b30af3da4719b80cc6e274385213677c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7cb05117c045f2ac2cee2439ad96a634ed6313fc3b5c5ee696a8d942313c467
[INFO] running `Command { std: "docker" "start" "-a" "a7cb05117c045f2ac2cee2439ad96a634ed6313fc3b5c5ee696a8d942313c467", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling thiserror v2.0.9
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]    Compiling thiserror-impl v2.0.9
[INFO] [stderr]    Compiling forest-ds v1.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cursor.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn cursor(&mut self, id: &NodeId) -> Option<Cursor<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 fn cursor(&mut self, id: &NodeId) -> Option<Cursor<'_, T>> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cursor.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn cursor_first(&mut self) -> Option<Cursor<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] 21 |     pub fn cursor_first(&mut self) -> Option<Cursor<'_, T>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cursor.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn cursor_last(&mut self) -> Option<Cursor<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] 25 |     pub fn cursor_last(&mut self) -> Option<Cursor<'_, T>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/iter.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]   |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]   |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn iter_from(&self, id: &NodeId) -> Iter<T> {
[INFO] [stdout]    |                      ^^^^^                  ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn iter_from(&self, id: &NodeId) -> Iter<'_, T> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn iter_mut(&mut self) -> IterMut<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] 22 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "a7cb05117c045f2ac2cee2439ad96a634ed6313fc3b5c5ee696a8d942313c467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7cb05117c045f2ac2cee2439ad96a634ed6313fc3b5c5ee696a8d942313c467", kill_on_drop: false }`
[INFO] [stdout] a7cb05117c045f2ac2cee2439ad96a634ed6313fc3b5c5ee696a8d942313c467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 519bb48da060456715232824ee2983760ea24440020d039ac673d3f4466375a5
[INFO] running `Command { std: "docker" "start" "-a" "519bb48da060456715232824ee2983760ea24440020d039ac673d3f4466375a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.185
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cursor.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn cursor(&mut self, id: &NodeId) -> Option<Cursor<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 fn cursor(&mut self, id: &NodeId) -> Option<Cursor<'_, T>> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cursor.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn cursor_first(&mut self) -> Option<Cursor<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] 21 |     pub fn cursor_first(&mut self) -> Option<Cursor<'_, T>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cursor.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn cursor_last(&mut self) -> Option<Cursor<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] 25 |     pub fn cursor_last(&mut self) -> Option<Cursor<'_, T>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/iter.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]   |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]   |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn iter_from(&self, id: &NodeId) -> Iter<T> {
[INFO] [stdout]    |                      ^^^^^                  ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn iter_from(&self, id: &NodeId) -> Iter<'_, T> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn iter_mut(&mut self) -> IterMut<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] 22 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v1.4.0
[INFO] [stderr]    Compiling forest-ds v1.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cursor.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn cursor(&mut self, id: &NodeId) -> Option<Cursor<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 fn cursor(&mut self, id: &NodeId) -> Option<Cursor<'_, T>> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cursor.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn cursor_first(&mut self) -> Option<Cursor<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] 21 |     pub fn cursor_first(&mut self) -> Option<Cursor<'_, T>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/cursor.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn cursor_last(&mut self) -> Option<Cursor<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] 25 |     pub fn cursor_last(&mut self) -> Option<Cursor<'_, T>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/iter.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]   |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stdout]   |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn iter_from(&self, id: &NodeId) -> Iter<T> {
[INFO] [stdout]    |                      ^^^^^                  ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn iter_from(&self, id: &NodeId) -> Iter<'_, T> {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/iter.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn iter_mut(&mut self) -> IterMut<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] 22 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.40s
[INFO] running `Command { std: "docker" "inspect" "519bb48da060456715232824ee2983760ea24440020d039ac673d3f4466375a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519bb48da060456715232824ee2983760ea24440020d039ac673d3f4466375a5", kill_on_drop: false }`
[INFO] [stdout] 519bb48da060456715232824ee2983760ea24440020d039ac673d3f4466375a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b34392aa3087b9b86cb763754f07310a8e3a926ddc5f82463a18aa69eafac02e
[INFO] running `Command { std: "docker" "start" "-a" "b34392aa3087b9b86cb763754f07310a8e3a926ddc5f82463a18aa69eafac02e", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/cursor.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn cursor(&mut self, id: &NodeId) -> Option<Cursor<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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn cursor(&mut self, id: &NodeId) -> Option<Cursor<'_, T>> {
[INFO] [stderr]    |                                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/cursor.rs:21:25
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn cursor_first(&mut self) -> Option<Cursor<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] 21 |     pub fn cursor_first(&mut self) -> Option<Cursor<'_, T>> {
[INFO] [stderr]    |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/cursor.rs:25:24
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn cursor_last(&mut self) -> Option<Cursor<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] 25 |     pub fn cursor_last(&mut self) -> Option<Cursor<'_, T>> {
[INFO] [stderr]    |                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]  --> src/iter.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn iter(&self) -> Iter<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] 6 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stderr]   |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iter.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn iter_from(&self, id: &NodeId) -> Iter<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] 14 |     pub fn iter_from(&self, id: &NodeId) -> Iter<'_, T> {
[INFO] [stderr]    |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/iter.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn iter_mut(&mut self) -> IterMut<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] 22 |     pub fn iter_mut(&mut self) -> IterMut<'_, T> {
[INFO] [stderr]    |                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: `forest-ds` (lib) generated 6 warnings (run `cargo fix --lib -p forest-ds` to apply 6 suggestions)
[INFO] [stderr] warning: `forest-ds` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/forest_ds-a7d93213b18ceaff)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test iter::test::mut_should_iter_siblings ... ok
[INFO] [stdout] test cursor::test::should_move_next ... ok
[INFO] [stdout] test iter::test::into_should_iter_children ... ok
[INFO] [stdout] test iter::test::into_should_iter_siblings ... ok
[INFO] [stdout] test iter::test::into_should_return_none_on_empty ... ok
[INFO] [stdout] test iter::test::should_iter_children ... ok
[INFO] [stdout] test iter::test::should_iter_siblings ... ok
[INFO] [stdout] test iter::test::should_return_none_on_empty ... ok
[INFO] [stdout] test relate::test::should_update_first_node_make_sibling ... ok
[INFO] [stdout] test relate::test::should_update_last_node_make_sibling ... ok
[INFO] [stdout] test tree::test::should_append_child ... ok
[INFO] [stdout] test tree::test::should_append_child_and_siblings ... ok
[INFO] [stdout] test tree::test::should_append_sibling ... ok
[INFO] [stdout] test tree::test::should_create_root_on_append_child ... ok
[INFO] [stdout] test tree::test::should_create_root_on_append_sibling ... ok
[INFO] [stdout] test tree::test::should_remove ... ok
[INFO] [stdout] test tree::test::should_remove_first_node ... ok
[INFO] [stdout] test iter::test::mut_should_return_none_on_empty ... ok
[INFO] [stdout] test iter::test::mut_should_iter_children ... ok
[INFO] [stderr]    Doc-tests forest_ds
[INFO] [stdout] test relate::test::should_update_last_node_make_child ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b34392aa3087b9b86cb763754f07310a8e3a926ddc5f82463a18aa69eafac02e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b34392aa3087b9b86cb763754f07310a8e3a926ddc5f82463a18aa69eafac02e", kill_on_drop: false }`
[INFO] [stdout] b34392aa3087b9b86cb763754f07310a8e3a926ddc5f82463a18aa69eafac02e
