[INFO] fetching crate proseg 3.1.0...
[INFO] checking proseg-3.1.0 against try#54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 for pr-153041
[INFO] extracting crate proseg 3.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate proseg 3.1.0
[INFO] finished tweaking crates.io crate proseg 3.1.0
[INFO] tweaked toml for crates.io crate proseg 3.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate proseg 3.1.0 on toolchain 54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proseg 3.1.0 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" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b69ca1a9fc88a95d4c0d060ee5288239f415a5c23520e04d991c01d061278af8
[INFO] running `Command { std: "docker" "start" "-a" "b69ca1a9fc88a95d4c0d060ee5288239f415a5c23520e04d991c01d061278af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b69ca1a9fc88a95d4c0d060ee5288239f415a5c23520e04d991c01d061278af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69ca1a9fc88a95d4c0d060ee5288239f415a5c23520e04d991c01d061278af8", kill_on_drop: false }`
[INFO] [stdout] b69ca1a9fc88a95d4c0d060ee5288239f415a5c23520e04d991c01d061278af8
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ba5245aad7db8d4e02fdfabfcb586631245c9efd04261ec9f7e4dbdf8c1bf29
[INFO] running `Command { std: "docker" "start" "-a" "4ba5245aad7db8d4e02fdfabfcb586631245c9efd04261ec9f7e4dbdf8c1bf29", kill_on_drop: false }`
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[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sampler/runvec.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn iter(&self) -> RunVecIter<I, 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] 113 |     pub fn iter(&self) -> RunVecIter<'_, I, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sampler/sampleset.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn iter(&self) -> std::slice::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] 99 |     pub fn iter(&self) -> std::slice::Iter<'_, T> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sampler/sparsevec.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> SparseCountVecIter<K, V> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> SparseCountVecIter<'_, K, V> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sampler/sparsevec.rs:81:22
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn iter_from(&self, from: K) -> SparseCountVecIter<K, V> {
[INFO] [stdout]    |                      ^^^^^              ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn iter_from(&self, from: K) -> SparseCountVecIter<'_, K, V> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sampler/sparsevec.rs:106:20
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn iter_to(&self, to: K) -> SparseCountVecIter<K, V> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn iter_to(&self, to: K) -> SparseCountVecIter<'_, K, V> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sampler/sparsevec.rs:138:23
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn iter_dense(&self, bound: K) -> DenseIter<K, V>
[INFO] [stdout]     |                       ^^^^^               ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn iter_dense(&self, bound: K) -> DenseIter<'_, K, V>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sampler/voxelcheckerboard.rs:1986:26
[INFO] [stdout]      |
[INFO] [stdout] 1986 |     fn write_quad_states(&mut self, voxel: Voxel) -> RwLockWriteGuard<QuadStates> {
[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] 1986 |     fn write_quad_states(&mut self, voxel: Voxel) -> RwLockWriteGuard<'_, QuadStates> {
[INFO] [stdout]      |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sampler/voxelcheckerboard.rs:1990:32
[INFO] [stdout]      |
[INFO] [stdout] 1990 |     fn write_quad_index_states(&mut self, index: (u32, u32)) -> RwLockWriteGuard<QuadStates> {
[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] 1990 |     fn write_quad_index_states(&mut self, index: (u32, u32)) -> RwLockWriteGuard<'_, QuadStates> {
[INFO] [stdout]      |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sampler/voxelcheckerboard.rs:2001:26
[INFO] [stdout]      |
[INFO] [stdout] 2001 |     fn write_quad_counts(&mut self, voxel: Voxel) -> RwLockWriteGuard<QuadCounts> {
[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] 2001 |     fn write_quad_counts(&mut self, voxel: Voxel) -> RwLockWriteGuard<'_, QuadCounts> {
[INFO] [stdout]      |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sampler/voxelcheckerboard.rs:2005:32
[INFO] [stdout]      |
[INFO] [stdout] 2005 |     fn write_quad_index_counts(&mut self, index: (u32, u32)) -> RwLockWriteGuard<QuadCounts> {
[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] 2005 |     fn write_quad_index_counts(&mut self, index: (u32, u32)) -> RwLockWriteGuard<'_, QuadCounts> {
[INFO] [stdout]      |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sampler/runvec.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn iter(&self) -> RunVecIter<I, 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] 113 |     pub fn iter(&self) -> RunVecIter<'_, I, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sampler/sampleset.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub fn iter(&self) -> std::slice::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] 99 |     pub fn iter(&self) -> std::slice::Iter<'_, T> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sampler/sparsevec.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> SparseCountVecIter<K, V> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> SparseCountVecIter<'_, K, V> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sampler/sparsevec.rs:81:22
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn iter_from(&self, from: K) -> SparseCountVecIter<K, V> {
[INFO] [stdout]    |                      ^^^^^              ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn iter_from(&self, from: K) -> SparseCountVecIter<'_, K, V> {
[INFO] [stdout]    |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sampler/sparsevec.rs:106:20
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn iter_to(&self, to: K) -> SparseCountVecIter<K, V> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub fn iter_to(&self, to: K) -> SparseCountVecIter<'_, K, V> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/sampler/sparsevec.rs:138:23
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn iter_dense(&self, bound: K) -> DenseIter<K, V>
[INFO] [stdout]     |                       ^^^^^               ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn iter_dense(&self, bound: K) -> DenseIter<'_, K, V>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sampler/voxelcheckerboard.rs:1986:26
[INFO] [stdout]      |
[INFO] [stdout] 1986 |     fn write_quad_states(&mut self, voxel: Voxel) -> RwLockWriteGuard<QuadStates> {
[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] 1986 |     fn write_quad_states(&mut self, voxel: Voxel) -> RwLockWriteGuard<'_, QuadStates> {
[INFO] [stdout]      |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sampler/voxelcheckerboard.rs:1990:32
[INFO] [stdout]      |
[INFO] [stdout] 1990 |     fn write_quad_index_states(&mut self, index: (u32, u32)) -> RwLockWriteGuard<QuadStates> {
[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] 1990 |     fn write_quad_index_states(&mut self, index: (u32, u32)) -> RwLockWriteGuard<'_, QuadStates> {
[INFO] [stdout]      |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sampler/voxelcheckerboard.rs:2001:26
[INFO] [stdout]      |
[INFO] [stdout] 2001 |     fn write_quad_counts(&mut self, voxel: Voxel) -> RwLockWriteGuard<QuadCounts> {
[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] 2001 |     fn write_quad_counts(&mut self, voxel: Voxel) -> RwLockWriteGuard<'_, QuadCounts> {
[INFO] [stdout]      |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/sampler/voxelcheckerboard.rs:2005:32
[INFO] [stdout]      |
[INFO] [stdout] 2005 |     fn write_quad_index_counts(&mut self, index: (u32, u32)) -> RwLockWriteGuard<QuadCounts> {
[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] 2005 |     fn write_quad_index_counts(&mut self, index: (u32, u32)) -> RwLockWriteGuard<'_, QuadCounts> {
[INFO] [stdout]      |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "4ba5245aad7db8d4e02fdfabfcb586631245c9efd04261ec9f7e4dbdf8c1bf29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba5245aad7db8d4e02fdfabfcb586631245c9efd04261ec9f7e4dbdf8c1bf29", kill_on_drop: false }`
[INFO] [stdout] 4ba5245aad7db8d4e02fdfabfcb586631245c9efd04261ec9f7e4dbdf8c1bf29
