[INFO] cloning repository https://github.com/thomas9911/hex-grid
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomas9911/hex-grid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fhex-grid", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fhex-grid'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fhex-grid: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/thomas9911/hex-grid
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomas9911/hex-grid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fhex-grid", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fhex-grid'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b437c1e8d3487c8370e69a3decc2bd6543d5317d
[INFO] checking thomas9911/hex-grid against master#2a023bf80a6fbd6a06d5460a34eb247b986286ed for pr-143764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomas9911%2Fhex-grid" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thomas9911/hex-grid
[INFO] finished tweaking git repo https://github.com/thomas9911/hex-grid
[INFO] tweaked toml for git repo https://github.com/thomas9911/hex-grid written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thomas9911/hex-grid on toolchain 2a023bf80a6fbd6a06d5460a34eb247b986286ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thomas9911/hex-grid already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 767c49fa994ebf0e176b7969d95af93d9de48df59a4f9b0dfbe8fde366227d1f
[INFO] running `Command { std: "docker" "start" "-a" "767c49fa994ebf0e176b7969d95af93d9de48df59a4f9b0dfbe8fde366227d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "767c49fa994ebf0e176b7969d95af93d9de48df59a4f9b0dfbe8fde366227d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "767c49fa994ebf0e176b7969d95af93d9de48df59a4f9b0dfbe8fde366227d1f", kill_on_drop: false }`
[INFO] [stdout] 767c49fa994ebf0e176b7969d95af93d9de48df59a4f9b0dfbe8fde366227d1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b7782babaef4c10fdc129b34d91d1080ceb3238f17b93454fc7ae64db3cf477
[INFO] running `Command { std: "docker" "start" "-a" "3b7782babaef4c10fdc129b34d91d1080ceb3238f17b93454fc7ae64db3cf477", kill_on_drop: false }`
[INFO] [stderr]     Checking collection_literals v1.0.1
[INFO] [stderr]     Checking hex-grid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 183 |     ) -> direction_iterator::DirectionIterator<T> {
[INFO] [stdout]     |          ---------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 183 |     ) -> direction_iterator::DirectionIterator<'_, T> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 192 |     ) -> direction_iterator::DirectionIteratorMut<T> {
[INFO] [stdout]     |          ------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 192 |     ) -> direction_iterator::DirectionIteratorMut<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 237 |     ) -> direction_iterator::Values<T> {
[INFO] [stdout]     |          ----------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 237 |     ) -> direction_iterator::Values<'_, T> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 248 |     ) -> direction_iterator::ValuesMut<T> {
[INFO] [stdout]     |          -------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 248 |     ) -> direction_iterator::ValuesMut<'_, T> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 259 |     ) -> direction_iterator::Keys<T> {
[INFO] [stdout]     |          --------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 259 |     ) -> direction_iterator::Keys<'_, T> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:265:24
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn iter_around(&self, distance: i32, mid_point: (i32, i32)) -> AroundIterator<T> {
[INFO] [stdout]     |                        ^^^^^ this lifetime flows to the output         ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn iter_around(&self, distance: i32, mid_point: (i32, i32)) -> AroundIterator<'_, T> {
[INFO] [stdout]     |                                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:269:24
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn keys_around(&self, distance: i32, mid_point: (i32, i32)) -> around_iterator::Keys<T> {
[INFO] [stdout]     |                        ^^^^^ this lifetime flows to the output         ------------------------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn keys_around(&self, distance: i32, mid_point: (i32, i32)) -> around_iterator::Keys<'_, T> {
[INFO] [stdout]     |                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:276:9
[INFO] [stdout]     |
[INFO] [stdout] 276 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 279 |     ) -> around_iterator::Values<T> {
[INFO] [stdout]     |          -------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 279 |     ) -> around_iterator::Values<'_, T> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 183 |     ) -> direction_iterator::DirectionIterator<T> {
[INFO] [stdout]     |          ---------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 183 |     ) -> direction_iterator::DirectionIterator<'_, T> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 192 |     ) -> direction_iterator::DirectionIteratorMut<T> {
[INFO] [stdout]     |          ------------------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 192 |     ) -> direction_iterator::DirectionIteratorMut<'_, T> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 237 |     ) -> direction_iterator::Values<T> {
[INFO] [stdout]     |          ----------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 237 |     ) -> direction_iterator::Values<'_, T> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |         &mut self,
[INFO] [stdout]     |         ^^^^^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 248 |     ) -> direction_iterator::ValuesMut<T> {
[INFO] [stdout]     |          -------------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 248 |     ) -> direction_iterator::ValuesMut<'_, T> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 259 |     ) -> direction_iterator::Keys<T> {
[INFO] [stdout]     |          --------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 259 |     ) -> direction_iterator::Keys<'_, T> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:265:24
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn iter_around(&self, distance: i32, mid_point: (i32, i32)) -> AroundIterator<T> {
[INFO] [stdout]     |                        ^^^^^ this lifetime flows to the output         ----------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 265 |     pub fn iter_around(&self, distance: i32, mid_point: (i32, i32)) -> AroundIterator<'_, T> {
[INFO] [stdout]     |                                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:269:24
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn keys_around(&self, distance: i32, mid_point: (i32, i32)) -> around_iterator::Keys<T> {
[INFO] [stdout]     |                        ^^^^^ this lifetime flows to the output         ------------------------ the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn keys_around(&self, distance: i32, mid_point: (i32, i32)) -> around_iterator::Keys<'_, T> {
[INFO] [stdout]     |                                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:276:9
[INFO] [stdout]     |
[INFO] [stdout] 276 |         &self,
[INFO] [stdout]     |         ^^^^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 279 |     ) -> around_iterator::Values<T> {
[INFO] [stdout]     |          -------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]     |
[INFO] [stdout] 279 |     ) -> around_iterator::Values<'_, T> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "3b7782babaef4c10fdc129b34d91d1080ceb3238f17b93454fc7ae64db3cf477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b7782babaef4c10fdc129b34d91d1080ceb3238f17b93454fc7ae64db3cf477", kill_on_drop: false }`
[INFO] [stdout] 3b7782babaef4c10fdc129b34d91d1080ceb3238f17b93454fc7ae64db3cf477
