[INFO] fetching crate trie-me 0.0.0...
[INFO] building trie-me-0.0.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate trie-me 0.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate trie-me 0.0.0
[INFO] finished tweaking crates.io crate trie-me 0.0.0
[INFO] tweaked toml for crates.io crate trie-me 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trie-me 0.0.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87f0e0172fe524050fb54ec3dedf63b75c7860468e8b50bdf22656b153ddd147
[INFO] running `Command { std: "docker" "start" "-a" "87f0e0172fe524050fb54ec3dedf63b75c7860468e8b50bdf22656b153ddd147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87f0e0172fe524050fb54ec3dedf63b75c7860468e8b50bdf22656b153ddd147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f0e0172fe524050fb54ec3dedf63b75c7860468e8b50bdf22656b153ddd147", kill_on_drop: false }`
[INFO] [stdout] 87f0e0172fe524050fb54ec3dedf63b75c7860468e8b50bdf22656b153ddd147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d9dd9615572d5d76c41778feaab33077ee1f25348c20efcba0fcc201928ee4f
[INFO] running `Command { std: "docker" "start" "-a" "8d9dd9615572d5d76c41778feaab33077ee1f25348c20efcba0fcc201928ee4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling trie-me v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/set.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn iter(&self) -> Iter<&T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^
[INFO] [stdout]    |                 |         |    |
[INFO] [stdout]    |                 |         |    the same lifetime is elided here
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn iter(&self) -> Iter<'_, &T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/set.rs:39:45
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn iter_prefix<S: AsRef<[A]> + ?Sized>(&self, prefix: &S) -> Iter<&T>
[INFO] [stdout]    |                                                ^^^^^                 ^^^^^^^^
[INFO] [stdout]    |                                                |                     |    |
[INFO] [stdout]    |                                                |                     |    the same lifetime is elided here
[INFO] [stdout]    |                                                |                     the same lifetime is hidden here
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn iter_prefix<S: AsRef<[A]> + ?Sized>(&self, prefix: &S) -> Iter<'_, &T>
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> Iter<&V> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^
[INFO] [stdout]    |                 |         |    |
[INFO] [stdout]    |                 |         |    the same lifetime is elided here
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> Iter<'_, &V> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_mut(&mut self) -> Iter<&mut V> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^
[INFO] [stdout]    |                     |             |    |
[INFO] [stdout]    |                     |             |    the same lifetime is elided here
[INFO] [stdout]    |                     |             the same lifetime is hidden here
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_mut(&mut self) -> Iter<'_, &mut V> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter_prefix<T: AsRef<[A]> + ?Sized>(&self, prefix: &T) -> Iter<&V>
[INFO] [stdout]    |                                                ^^^^^                 ^^^^^^^^
[INFO] [stdout]    |                                                |                     |    |
[INFO] [stdout]    |                                                |                     |    the same lifetime is elided here
[INFO] [stdout]    |                                                |                     the same lifetime is hidden here
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter_prefix<T: AsRef<[A]> + ?Sized>(&self, prefix: &T) -> Iter<'_, &V>
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:64:49
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn iter_prefix_mut<T: AsRef<[A]> + ?Sized>(&mut self, prefix: &T) -> Iter<&mut V>
[INFO] [stdout]    |                                                    ^^^^^^^^^                 ^^^^^^^^^^^^
[INFO] [stdout]    |                                                    |                         |    |
[INFO] [stdout]    |                                                    |                         |    the same lifetime is elided here
[INFO] [stdout]    |                                                    |                         the same lifetime is hidden here
[INFO] [stdout]    |                                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn iter_prefix_mut<T: AsRef<[A]> + ?Sized>(&mut self, prefix: &T) -> Iter<'_, &mut V>
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn iter_helper(&self, key: &[A]) -> Iter<&V> {
[INFO] [stdout]     |                    ^^^^^                ^^^^^^^^
[INFO] [stdout]     |                    |                    |    |
[INFO] [stdout]     |                    |                    |    the same lifetime is elided here
[INFO] [stdout]     |                    |                    the same lifetime is hidden here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn iter_helper(&self, key: &[A]) -> Iter<'_, &V> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn iter_mut_helper(&mut self, key: &[A]) -> Iter<&mut V> {
[INFO] [stdout]     |                        ^^^^^^^^^                ^^^^^^^^^^^^
[INFO] [stdout]     |                        |                        |    |
[INFO] [stdout]     |                        |                        |    the same lifetime is elided here
[INFO] [stdout]     |                        |                        the same lifetime is hidden here
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn iter_mut_helper(&mut self, key: &[A]) -> Iter<'_, &mut V> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "8d9dd9615572d5d76c41778feaab33077ee1f25348c20efcba0fcc201928ee4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d9dd9615572d5d76c41778feaab33077ee1f25348c20efcba0fcc201928ee4f", kill_on_drop: false }`
[INFO] [stdout] 8d9dd9615572d5d76c41778feaab33077ee1f25348c20efcba0fcc201928ee4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 688f481fa1c5c4cb52121b4a1417fc9ebe923853fa8d996fad551b1f9d86ceb0
[INFO] running `Command { std: "docker" "start" "-a" "688f481fa1c5c4cb52121b4a1417fc9ebe923853fa8d996fad551b1f9d86ceb0", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/set.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn iter(&self) -> Iter<&T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^
[INFO] [stdout]    |                 |         |    |
[INFO] [stdout]    |                 |         |    the same lifetime is elided here
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn iter(&self) -> Iter<'_, &T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/set.rs:39:45
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn iter_prefix<S: AsRef<[A]> + ?Sized>(&self, prefix: &S) -> Iter<&T>
[INFO] [stdout]    |                                                ^^^^^                 ^^^^^^^^
[INFO] [stdout]    |                                                |                     |    |
[INFO] [stdout]    |                                                |                     |    the same lifetime is elided here
[INFO] [stdout]    |                                                |                     the same lifetime is hidden here
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn iter_prefix<S: AsRef<[A]> + ?Sized>(&self, prefix: &S) -> Iter<'_, &T>
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> Iter<&V> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^
[INFO] [stdout]    |                 |         |    |
[INFO] [stdout]    |                 |         |    the same lifetime is elided here
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> Iter<'_, &V> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_mut(&mut self) -> Iter<&mut V> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^
[INFO] [stdout]    |                     |             |    |
[INFO] [stdout]    |                     |             |    the same lifetime is elided here
[INFO] [stdout]    |                     |             the same lifetime is hidden here
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_mut(&mut self) -> Iter<'_, &mut V> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter_prefix<T: AsRef<[A]> + ?Sized>(&self, prefix: &T) -> Iter<&V>
[INFO] [stdout]    |                                                ^^^^^                 ^^^^^^^^
[INFO] [stdout]    |                                                |                     |    |
[INFO] [stdout]    |                                                |                     |    the same lifetime is elided here
[INFO] [stdout]    |                                                |                     the same lifetime is hidden here
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter_prefix<T: AsRef<[A]> + ?Sized>(&self, prefix: &T) -> Iter<'_, &V>
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:64:49
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn iter_prefix_mut<T: AsRef<[A]> + ?Sized>(&mut self, prefix: &T) -> Iter<&mut V>
[INFO] [stdout]    |                                                    ^^^^^^^^^                 ^^^^^^^^^^^^
[INFO] [stdout]    |                                                    |                         |    |
[INFO] [stdout]    |                                                    |                         |    the same lifetime is elided here
[INFO] [stdout]    |                                                    |                         the same lifetime is hidden here
[INFO] [stdout]    |                                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn iter_prefix_mut<T: AsRef<[A]> + ?Sized>(&mut self, prefix: &T) -> Iter<'_, &mut V>
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling trie-me v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn iter_helper(&self, key: &[A]) -> Iter<&V> {
[INFO] [stdout]     |                    ^^^^^                ^^^^^^^^
[INFO] [stdout]     |                    |                    |    |
[INFO] [stdout]     |                    |                    |    the same lifetime is elided here
[INFO] [stdout]     |                    |                    the same lifetime is hidden here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn iter_helper(&self, key: &[A]) -> Iter<'_, &V> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn iter_mut_helper(&mut self, key: &[A]) -> Iter<&mut V> {
[INFO] [stdout]     |                        ^^^^^^^^^                ^^^^^^^^^^^^
[INFO] [stdout]     |                        |                        |    |
[INFO] [stdout]     |                        |                        |    the same lifetime is elided here
[INFO] [stdout]     |                        |                        the same lifetime is hidden here
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn iter_mut_helper(&mut self, key: &[A]) -> Iter<'_, &mut V> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> Iter<&V> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^
[INFO] [stdout]    |                 |         |    |
[INFO] [stdout]    |                 |         |    the same lifetime is elided here
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> Iter<'_, &V> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/set.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn iter(&self) -> Iter<&T> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^
[INFO] [stdout]    |                 |         |    |
[INFO] [stdout]    |                 |         |    the same lifetime is elided here
[INFO] [stdout]    |                 |         the same lifetime is hidden here
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn iter(&self) -> Iter<'_, &T> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_mut(&mut self) -> Iter<&mut V> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^
[INFO] [stdout]    |                     |             |    |
[INFO] [stdout]    |                     |             |    the same lifetime is elided here
[INFO] [stdout]    |                     |             the same lifetime is hidden here
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn iter_mut(&mut self) -> Iter<'_, &mut V> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/set.rs:39:45
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn iter_prefix<S: AsRef<[A]> + ?Sized>(&self, prefix: &S) -> Iter<&T>
[INFO] [stdout]    |                                                ^^^^^                 ^^^^^^^^
[INFO] [stdout]    |                                                |                     |    |
[INFO] [stdout]    |                                                |                     |    the same lifetime is elided here
[INFO] [stdout]    |                                                |                     the same lifetime is hidden here
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn iter_prefix<S: AsRef<[A]> + ?Sized>(&self, prefix: &S) -> Iter<'_, &T>
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:59:45
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter_prefix<T: AsRef<[A]> + ?Sized>(&self, prefix: &T) -> Iter<&V>
[INFO] [stdout]    |                                                ^^^^^                 ^^^^^^^^
[INFO] [stdout]    |                                                |                     |    |
[INFO] [stdout]    |                                                |                     |    the same lifetime is elided here
[INFO] [stdout]    |                                                |                     the same lifetime is hidden here
[INFO] [stdout]    |                                                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn iter_prefix<T: AsRef<[A]> + ?Sized>(&self, prefix: &T) -> Iter<'_, &V>
[INFO] [stdout]    |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/map.rs:64:49
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn iter_prefix_mut<T: AsRef<[A]> + ?Sized>(&mut self, prefix: &T) -> Iter<&mut V>
[INFO] [stdout]    |                                                    ^^^^^^^^^                 ^^^^^^^^^^^^
[INFO] [stdout]    |                                                    |                         |    |
[INFO] [stdout]    |                                                    |                         |    the same lifetime is elided here
[INFO] [stdout]    |                                                    |                         the same lifetime is hidden here
[INFO] [stdout]    |                                                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn iter_prefix_mut<T: AsRef<[A]> + ?Sized>(&mut self, prefix: &T) -> Iter<'_, &mut V>
[INFO] [stdout]    |                                                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn iter_helper(&self, key: &[A]) -> Iter<&V> {
[INFO] [stdout]     |                    ^^^^^                ^^^^^^^^
[INFO] [stdout]     |                    |                    |    |
[INFO] [stdout]     |                    |                    |    the same lifetime is elided here
[INFO] [stdout]     |                    |                    the same lifetime is hidden here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn iter_helper(&self, key: &[A]) -> Iter<'_, &V> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:119:21
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn iter_mut_helper(&mut self, key: &[A]) -> Iter<&mut V> {
[INFO] [stdout]     |                        ^^^^^^^^^                ^^^^^^^^^^^^
[INFO] [stdout]     |                        |                        |    |
[INFO] [stdout]     |                        |                        |    the same lifetime is elided here
[INFO] [stdout]     |                        |                        the same lifetime is hidden here
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn iter_mut_helper(&mut self, key: &[A]) -> Iter<'_, &mut V> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "688f481fa1c5c4cb52121b4a1417fc9ebe923853fa8d996fad551b1f9d86ceb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688f481fa1c5c4cb52121b4a1417fc9ebe923853fa8d996fad551b1f9d86ceb0", kill_on_drop: false }`
[INFO] [stdout] 688f481fa1c5c4cb52121b4a1417fc9ebe923853fa8d996fad551b1f9d86ceb0