[INFO] fetching crate cinnabar 0.2.0...
[INFO] checking cinnabar-0.2.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate cinnabar 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate cinnabar 0.2.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cinnabar 0.2.0
[INFO] finished tweaking crates.io crate cinnabar 0.2.0
[INFO] tweaked toml for crates.io crate cinnabar 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39b4a00a56305fc914120f25e0c7b7b5e5dddeb83244c053b711e7d2be499b9b
[INFO] running `Command { std: "docker" "start" "-a" "39b4a00a56305fc914120f25e0c7b7b5e5dddeb83244c053b711e7d2be499b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39b4a00a56305fc914120f25e0c7b7b5e5dddeb83244c053b711e7d2be499b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b4a00a56305fc914120f25e0c7b7b5e5dddeb83244c053b711e7d2be499b9b", kill_on_drop: false }`
[INFO] [stdout] 39b4a00a56305fc914120f25e0c7b7b5e5dddeb83244c053b711e7d2be499b9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa915b00ee5501391295695cb73b77e7a37171624fb7386f6c4e493279df82af
[INFO] running `Command { std: "docker" "start" "-a" "aa915b00ee5501391295695cb73b77e7a37171624fb7386f6c4e493279df82af", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cinnabar v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/graphs/adjacency.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:111:22
[INFO] [stdout]     |
[INFO] [stdout] 111 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:124:22
[INFO] [stdout]     |
[INFO] [stdout] 124 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:149:29
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:176:25
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:177:29
[INFO] [stdout]     |
[INFO] [stdout] 177 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:201:25
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:202:29
[INFO] [stdout]     |
[INFO] [stdout] 202 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 123 |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:136:22
[INFO] [stdout]     |
[INFO] [stdout] 136 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:157:29
[INFO] [stdout]     |
[INFO] [stdout] 157 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:187:29
[INFO] [stdout]     |
[INFO] [stdout] 187 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]   --> src/graphs/adjacency.rs:98:25
[INFO] [stdout]    |
[INFO] [stdout] 98 |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]    = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:111:22
[INFO] [stdout]     |
[INFO] [stdout] 111 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:124:22
[INFO] [stdout]     |
[INFO] [stdout] 124 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:149:29
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:176:25
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:177:29
[INFO] [stdout]     |
[INFO] [stdout] 177 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:201:25
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/adjacency.rs:202:29
[INFO] [stdout]     |
[INFO] [stdout] 202 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 123 |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:136:22
[INFO] [stdout]     |
[INFO] [stdout] 136 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:157:29
[INFO] [stdout]     |
[INFO] [stdout] 157 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable
[INFO] [stdout]    --> src/graphs/grid.rs:187:29
[INFO] [stdout]     |
[INFO] [stdout] 187 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
[INFO] [stdout]     = help: add `#![feature(impl_trait_in_assoc_type)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-01; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | #![feature(generic_associated_types)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `mixed_integer_ops` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(mixed_integer_ops)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | #![feature(generic_associated_types)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `mixed_integer_ops` has been stable since 1.66.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | #![feature(mixed_integer_ops)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:98:25
[INFO] [stdout]     |
[INFO] [stdout] 98  |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/adjacency.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     graph: &'a AdjacencyGraph<I, D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 98  |     type Vertices<'a> = impl Topology<Item = I> where I: 'a;
[INFO] [stdout]     |                                                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `D` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:98:25
[INFO] [stdout]     |
[INFO] [stdout] 98  |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `D` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `D` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/adjacency.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     graph: &'a AdjacencyGraph<I, D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 98  |     type Vertices<'a> = impl Topology<Item = I> where D: 'a;
[INFO] [stdout]     |                                                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:111:22
[INFO] [stdout]     |
[INFO] [stdout] 111 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/adjacency.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     graph: &'a AdjacencyGraph<I, D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 111 |     type Edges<'a> = impl Topology<Item = Self::Edge> where I: 'a;
[INFO] [stdout]     |                                                       +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:124:22
[INFO] [stdout]     |
[INFO] [stdout] 124 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/adjacency.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     graph: &'a AdjacencyGraph<I, D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 124 |     type Edges<'a> = impl Topology<Item = Self::Edge> where I: 'a;
[INFO] [stdout]     |                                                       +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1494:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:98:25
[INFO] [stdout]     |
[INFO] [stdout] 98  |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/adjacency.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     graph: &'a AdjacencyGraph<I, D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 98  |     type Vertices<'a> = impl Topology<Item = I> where I: 'a;
[INFO] [stdout]     |                                                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `D` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:98:25
[INFO] [stdout]     |
[INFO] [stdout] 98  |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `D` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `D` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/adjacency.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     graph: &'a AdjacencyGraph<I, D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 98  |     type Vertices<'a> = impl Topology<Item = I> where D: 'a;
[INFO] [stdout]     |                                                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:111:22
[INFO] [stdout]     |
[INFO] [stdout] 111 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/adjacency.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     graph: &'a AdjacencyGraph<I, D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 111 |     type Edges<'a> = impl Topology<Item = Self::Edge> where I: 'a;
[INFO] [stdout]     |                                                       +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:124:22
[INFO] [stdout]     |
[INFO] [stdout] 124 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/adjacency.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     graph: &'a AdjacencyGraph<I, D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 124 |     type Edges<'a> = impl Topology<Item = Self::Edge> where I: 'a;
[INFO] [stdout]     |                                                       +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `HashSet<I>` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1494:31
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:149:29
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                       --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                              +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:149:29
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                       --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/set.rs:1270:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                              +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1494:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:176:25
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1396:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:176:25
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `HashSet<I>` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1396:31
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `HashSet<I>` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1494:31
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 148 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:149:29
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                       --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                              +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:149:29
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                       --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/set.rs:1270:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 149 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                              +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:201:25
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1396:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:201:25
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `HashSet<I>` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1396:31
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:176:25
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1396:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:176:25
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `HashSet<I>` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1396:31
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 176 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 123 |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/grid.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     grid: &'a Grid<I>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 123 |     type Vertices<'a> = impl Topology<Item = I> where I: 'a;
[INFO] [stdout]     |                                                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:136:22
[INFO] [stdout]     |
[INFO] [stdout] 136 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/grid.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     grid: &'a Grid<I>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 136 |     type Edges<'a> = impl Topology<Item = Self::Edge> where I: 'a;
[INFO] [stdout]     |                                                       +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:201:25
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1396:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/adjacency.rs:201:25
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `HashSet<I>` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1396:31
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 201 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1494:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:157:29
[INFO] [stdout]     |
[INFO] [stdout] 157 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                       --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the reference type `&'b Grid<I>` does not outlive the data it points at
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 157 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                              +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 123 |     type Vertices<'a> = impl Topology<Item = I>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/grid.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     grid: &'a Grid<I>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 123 |     type Vertices<'a> = impl Topology<Item = I> where I: 'a;
[INFO] [stdout]     |                                                 +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the reference type `&'b Vec<Vec<I>>` does not outlive the data it points at
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:136:22
[INFO] [stdout]     |
[INFO] [stdout] 136 |     type Edges<'a> = impl Topology<Item = Self::Edge>;
[INFO] [stdout]     |                --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the parameter type `I` must be valid for the lifetime `'a` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/grid.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     grid: &'a Grid<I>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 136 |     type Edges<'a> = impl Topology<Item = Self::Edge> where I: 'a;
[INFO] [stdout]     |                                                       +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the reference type `&'b grid::Edges<'b, I>` does not outlive the data it points at
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/grid.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     grid: &'a Grid<I>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:156:25
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/collections/hash/map.rs:1494:24
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 156 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:157:29
[INFO] [stdout]     |
[INFO] [stdout] 157 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                       --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the reference type `&'b Grid<I>` does not outlive the data it points at
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 157 |     type AdjacentIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                              +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing required bound on `Vertices`
[INFO] [stdout]   --> src/providers.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     type Vertices<'a>: Topology<Item = I>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: add the required where clause: `where Self: 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this bound is currently required to ensure that impls have maximum flexibility
[INFO] [stdout]    = note: we are soliciting feedback, see issue #87479 <https://github.com/rust-lang/rust/issues/87479> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing required bound on `Edges`
[INFO] [stdout]   --> src/providers.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     type Edges<'a>: Topology<Item = Self::Edge>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]    |                                                |
[INFO] [stdout]    |                                                help: add the required where clause: `where Self: 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this bound is currently required to ensure that impls have maximum flexibility
[INFO] [stdout]    = note: we are soliciting feedback, see issue #87479 <https://github.com/rust-lang/rust/issues/87479> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing required bound on `AdjacentIter`
[INFO] [stdout]   --> src/topology.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     type AdjacentIter<'a>: Iterator<Item = Self::Item>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       help: add the required where clause: `where Self: 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this bound is currently required to ensure that impls have maximum flexibility
[INFO] [stdout]    = note: we are soliciting feedback, see issue #87479 <https://github.com/rust-lang/rust/issues/87479> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing required bound on `ItemIter`
[INFO] [stdout]   --> src/topology.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     type ItemIter<'a>: Iterator<Item = Self::Item>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]    |                                                   |
[INFO] [stdout]    |                                                   help: add the required where clause: `where Self: 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this bound is currently required to ensure that impls have maximum flexibility
[INFO] [stdout]    = note: we are soliciting feedback, see issue #87479 <https://github.com/rust-lang/rust/issues/87479> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the reference type `&'b Vec<Vec<I>>` does not outlive the data it points at
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the reference type `&'b grid::Edges<'b, I>` does not outlive the data it points at
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0309]: the parameter type `I` may not live long enough
[INFO] [stdout]    --> src/graphs/grid.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item>;
[INFO] [stdout]     |                   --    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `I` will meet its required lifetime bounds...
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the parameter type `I` must be valid for the lifetime `'b` as defined here...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/graphs/grid.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     grid: &'a Grid<I>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]     |
[INFO] [stdout] 186 |     type ItemIter<'b> = impl Iterator<Item = Self::Item> where I: 'b;
[INFO] [stdout]     |                                                          +++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing required bound on `Vertices`
[INFO] [stdout]   --> src/providers.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     type Vertices<'a>: Topology<Item = I>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: add the required where clause: `where Self: 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this bound is currently required to ensure that impls have maximum flexibility
[INFO] [stdout]    = note: we are soliciting feedback, see issue #87479 <https://github.com/rust-lang/rust/issues/87479> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing required bound on `Edges`
[INFO] [stdout]   --> src/providers.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     type Edges<'a>: Topology<Item = Self::Edge>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]    |                                                |
[INFO] [stdout]    |                                                help: add the required where clause: `where Self: 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this bound is currently required to ensure that impls have maximum flexibility
[INFO] [stdout]    = note: we are soliciting feedback, see issue #87479 <https://github.com/rust-lang/rust/issues/87479> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing required bound on `ItemIter`
[INFO] [stdout]   --> src/topology.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     type ItemIter<'a>: Iterator<Item = Self::Item>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]    |                                                   |
[INFO] [stdout]    |                                                   help: add the required where clause: `where Self: 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this bound is currently required to ensure that impls have maximum flexibility
[INFO] [stdout]    = note: we are soliciting feedback, see issue #87479 <https://github.com/rust-lang/rust/issues/87479> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing required bound on `AdjacentIter`
[INFO] [stdout]   --> src/topology.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     type AdjacentIter<'a>: Iterator<Item = Self::Item>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]    |                                                       |
[INFO] [stdout]    |                                                       help: add the required where clause: `where Self: 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this bound is currently required to ensure that impls have maximum flexibility
[INFO] [stdout]    = note: we are soliciting feedback, see issue #87479 <https://github.com/rust-lang/rust/issues/87479> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 40 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0309, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0309`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cinnabar` (lib) due to 41 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 40 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0309, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0309`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cinnabar` (lib test) due to 41 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "aa915b00ee5501391295695cb73b77e7a37171624fb7386f6c4e493279df82af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa915b00ee5501391295695cb73b77e7a37171624fb7386f6c4e493279df82af", kill_on_drop: false }`
[INFO] [stdout] aa915b00ee5501391295695cb73b77e7a37171624fb7386f6c4e493279df82af
