[INFO] fetching crate deltoid 0.12.0...
[INFO] checking deltoid-0.12.0 against master#c9af9c1dc85a55e309345030ff9cb7ea247953fa for pr-151146-1
[INFO] extracting crate deltoid 0.12.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate deltoid 0.12.0
[INFO] finished tweaking crates.io crate deltoid 0.12.0
[INFO] tweaked toml for crates.io crate deltoid 0.12.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate deltoid 0.12.0 on toolchain c9af9c1dc85a55e309345030ff9cb7ea247953fa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.108
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.108
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.108
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.108
[INFO] [stderr]   Downloaded js-sys v0.3.85
[INFO] [stderr]   Downloaded iana-time-zone v0.1.65
[INFO] [stderr]   Downloaded zmij v1.0.17
[INFO] [stderr]   Downloaded web-sys v0.3.85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80685b3b4fa6034909457cdf0d8961930b387b4d2ee88deefe23257d43c1bb0f
[INFO] running `Command { std: "docker" "start" "-a" "80685b3b4fa6034909457cdf0d8961930b387b4d2ee88deefe23257d43c1bb0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80685b3b4fa6034909457cdf0d8961930b387b4d2ee88deefe23257d43c1bb0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80685b3b4fa6034909457cdf0d8961930b387b4d2ee88deefe23257d43c1bb0f", kill_on_drop: false }`
[INFO] [stdout] 80685b3b4fa6034909457cdf0d8961930b387b4d2ee88deefe23257d43c1bb0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+c9af9c1dc85a55e309345030ff9cb7ea247953fa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e498e1182f6f66e1631044d8df543594789902b07a274f49d8970065d2eb263e
[INFO] running `Command { std: "docker" "start" "-a" "e498e1182f6f66e1631044d8df543594789902b07a274f49d8970065d2eb263e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling zmij v1.0.17
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking deltoid v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/collections/mod.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub use btreemap::*;
[INFO] [stdout]    |         ^^^^^^^^^^^ the name `EntryDelta` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 12 | pub use hashset::*;
[INFO] [stdout]    |         ---------- but the name `EntryDelta` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tuple::*`
[INFO] [stdout]   --> src/lib.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub use crate::tuple::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]   --> src/collections/mod.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub use btreemap::*;
[INFO] [stdout]    |         ^^^^^^^^^^^ the name `EntryDelta` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 12 | pub use hashset::*;
[INFO] [stdout]    |         ---------- but the name `EntryDelta` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tuple::*`
[INFO] [stdout]   --> src/lib.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub use crate::tuple::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/btreemap.rs:147:58
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &EntryDelta<K, V>> + 'd> {
[INFO] [stdout]     |                      -- the lifetime is named here       ^^^^^^^^^^^^^^^^^ the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &'d EntryDelta<K, V>> + 'd> {
[INFO] [stdout]     |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/btreeset.rs:121:58
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &EntryDelta<T>> + 'd> {
[INFO] [stdout]     |                      -- the lifetime is named here       ^^^^^^^^^^^^^^ the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &'d EntryDelta<T>> + 'd> {
[INFO] [stdout]     |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/hashmap.rs:147:58
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &EntryDelta<K, V>> + 'd> {
[INFO] [stdout]     |                      -- the lifetime is named here       ^^^^^^^^^^^^^^^^^ the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &'d EntryDelta<K, V>> + 'd> {
[INFO] [stdout]     |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/hashset.rs:122:58
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &EntryDelta<T>> + 'd> {
[INFO] [stdout]     |                      -- the lifetime is named here       ^^^^^^^^^^^^^^ the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &'d EntryDelta<T>> + 'd> {
[INFO] [stdout]     |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/vecdeque.rs:112:55
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn iter<'d>(&'d self) -> impl Iterator<Item = &EltDelta<T>> + 'd {
[INFO] [stdout]     |                      --                               ^^^^^^^^^^^^    -- the same lifetime is named here
[INFO] [stdout]     |                      |                                |
[INFO] [stdout]     |                      the lifetime is named here       the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn iter<'d>(&'d self) -> impl Iterator<Item = &'d EltDelta<T>> + 'd {
[INFO] [stdout]     |                                                        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sync/rwlock.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn try_read(&self) -> DeltaResult<RwLockReadGuard<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 try_read(&self) -> DeltaResult<RwLockReadGuard<'_, T>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sync/rwlock.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn try_write(&self) -> DeltaResult<RwLockWriteGuard<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] 29 |     pub fn try_write(&self) -> DeltaResult<RwLockWriteGuard<'_, T>> {
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/vec.rs:141:55
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn iter<'d>(&'d self) -> impl Iterator<Item = &EltDelta<T>> + 'd {
[INFO] [stdout]     |                      --                               ^^^^^^^^^^^^    -- the same lifetime is named here
[INFO] [stdout]     |                      |                                |
[INFO] [stdout]     |                      the lifetime is named here       the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn iter<'d>(&'d self) -> impl Iterator<Item = &'d EltDelta<T>> + 'd {
[INFO] [stdout]     |                                                        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/btreemap.rs:147:58
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &EntryDelta<K, V>> + 'd> {
[INFO] [stdout]     |                      -- the lifetime is named here       ^^^^^^^^^^^^^^^^^ the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &'d EntryDelta<K, V>> + 'd> {
[INFO] [stdout]     |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/btreeset.rs:121:58
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &EntryDelta<T>> + 'd> {
[INFO] [stdout]     |                      -- the lifetime is named here       ^^^^^^^^^^^^^^ the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &'d EntryDelta<T>> + 'd> {
[INFO] [stdout]     |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/hashmap.rs:147:58
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &EntryDelta<K, V>> + 'd> {
[INFO] [stdout]     |                      -- the lifetime is named here       ^^^^^^^^^^^^^^^^^ the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &'d EntryDelta<K, V>> + 'd> {
[INFO] [stdout]     |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/hashset.rs:122:58
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &EntryDelta<T>> + 'd> {
[INFO] [stdout]     |                      -- the lifetime is named here       ^^^^^^^^^^^^^^ the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn iter<'d>(&'d self) -> Box<dyn Iterator<Item = &'d EntryDelta<T>> + 'd> {
[INFO] [stdout]     |                                                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/collections/vecdeque.rs:112:55
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn iter<'d>(&'d self) -> impl Iterator<Item = &EltDelta<T>> + 'd {
[INFO] [stdout]     |                      --                               ^^^^^^^^^^^^    -- the same lifetime is named here
[INFO] [stdout]     |                      |                                |
[INFO] [stdout]     |                      the lifetime is named here       the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn iter<'d>(&'d self) -> impl Iterator<Item = &'d EltDelta<T>> + 'd {
[INFO] [stdout]     |                                                        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sync/rwlock.rs:25:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn try_read(&self) -> DeltaResult<RwLockReadGuard<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 try_read(&self) -> DeltaResult<RwLockReadGuard<'_, T>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/sync/rwlock.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn try_write(&self) -> DeltaResult<RwLockWriteGuard<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] 29 |     pub fn try_write(&self) -> DeltaResult<RwLockWriteGuard<'_, T>> {
[INFO] [stdout]    |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/vec.rs:141:55
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn iter<'d>(&'d self) -> impl Iterator<Item = &EltDelta<T>> + 'd {
[INFO] [stdout]     |                      --                               ^^^^^^^^^^^^    -- the same lifetime is named here
[INFO] [stdout]     |                      |                                |
[INFO] [stdout]     |                      the lifetime is named here       the same 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: consistently use `'d`
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn iter<'d>(&'d self) -> impl Iterator<Item = &'d EltDelta<T>> + 'd {
[INFO] [stdout]     |                                                        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.07s
[INFO] running `Command { std: "docker" "inspect" "e498e1182f6f66e1631044d8df543594789902b07a274f49d8970065d2eb263e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e498e1182f6f66e1631044d8df543594789902b07a274f49d8970065d2eb263e", kill_on_drop: false }`
[INFO] [stdout] e498e1182f6f66e1631044d8df543594789902b07a274f49d8970065d2eb263e
