[INFO] fetching crate tinylfu-cached 0.0.4...
[INFO] building tinylfu-cached-0.0.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tinylfu-cached 0.0.4 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate tinylfu-cached 0.0.4
[INFO] finished tweaking crates.io crate tinylfu-cached 0.0.4
[INFO] tweaked toml for crates.io crate tinylfu-cached 0.0.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tinylfu-cached 0.0.4 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81adfc10ac9116041b63944ee2bba541d8816ab5b66c5f71cbb6be7d022326e4
[INFO] running `Command { std: "docker" "start" "-a" "81adfc10ac9116041b63944ee2bba541d8816ab5b66c5f71cbb6be7d022326e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81adfc10ac9116041b63944ee2bba541d8816ab5b66c5f71cbb6be7d022326e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81adfc10ac9116041b63944ee2bba541d8816ab5b66c5f71cbb6be7d022326e4", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d605f58a566f610087cc4dce2ef8f695a1a441791eecc7a39cd8151422f63f2d
[INFO] running `Command { std: "docker" "start" "-a" "d605f58a566f610087cc4dce2ef8f695a1a441791eecc7a39cd8151422f63f2d", kill_on_drop: false }`
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[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling getrandom v0.2.16
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[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v1.0.1
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[INFO] [stderr]    Compiling parking_lot v0.12.4
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[INFO] [stderr]    Compiling bloomfilter v1.0.16
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling hashbrown v0.13.2
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[INFO] [stderr]    Compiling tinylfu-cached v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/cache/stats/mod.rs:128:19
[INFO] [stdout]     |
[INFO] [stdout]  90 | impl ConcurrentStatsCounter {
[INFO] [stdout]     | --------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 128 |     pub(crate) fn keys_added(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub(crate) fn keys_deleted(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub(crate) fn keys_rejected(&self) -> u64 { self.get(&StatsType::KeysRejected) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 137 |
[INFO] [stdout] 138 |     pub(crate) fn keys_updated(&self) -> u64 { self.get(&StatsType::KeysUpdated) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 139 |
[INFO] [stdout] 140 |     pub(crate) fn weight_added(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub(crate) fn weight_removed(&self) -> u64 { self.get(&StatsType::WeightRemoved) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 145 |
[INFO] [stdout] 146 |     pub(crate) fn access_added(&self) -> u64 { self.get(&StatsType::AccessAdded) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 147 |
[INFO] [stdout] 148 |     pub(crate) fn access_dropped(&self) -> u64 { self.get(&StatsType::AccessDropped) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_expiry` is never used
[INFO] [stdout]   --> src/cache/store/mod.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl<Value> UpdateResponse<Value> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub(crate) fn new_expiry(&self) -> Option<ExpireAfter> {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `contains` is never used
[INFO] [stdout]    --> src/cache/policy/admission_policy.rs:141:19
[INFO] [stdout]     |
[INFO] [stdout]  52 | / impl<Key> AdmissionPolicy<Key>
[INFO] [stdout]  53 | |     where Key: Hash + Eq + Send + Sync + Clone + 'static, {
[INFO] [stdout]     | |_________________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 141 |       pub(crate) fn contains(&self, key_id: &KeyId) -> bool {
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `size` is never used
[INFO] [stdout]    --> src/cache/policy/cache_weight.rs:146:19
[INFO] [stdout]     |
[INFO] [stdout]  88 | / impl<'a, Key, Freq> FrequencyCounterBasedMinHeapSamples<'a, Key, Freq>
[INFO] [stdout]  89 | |     where Freq: Fn(KeyHash) -> FrequencyEstimate {
[INFO] [stdout]     | |________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |       pub(crate) fn size(&self) -> usize {
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `contains` is never used
[INFO] [stdout]    --> src/cache/policy/cache_weight.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 185 | / impl<Key> CacheWeight<Key>
[INFO] [stdout] 186 | |     where Key: Hash + Eq + Send + Sync + Clone + 'static, {
[INFO] [stdout]     | |_________________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 247 |       pub(crate) fn contains(&self, key_id: &KeyId) -> bool {
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/cache/expiration/mod.rs:60:19
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl TTLTicker {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) fn get(self: &Arc<TTLTicker>, key_id: &KeyId, expire_after: &ExpireAfter) -> Option<ExpireAfter> {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cache/store/mod.rs:172:17
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn contains(&self, key: &Key) -> Option<KeyValueRef<Key, StoredValue<Value>>> {
[INFO] [stdout]     |                 ^^^^^                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn contains(&self, key: &Key) -> Option<KeyValueRef<'_, Key, StoredValue<Value>>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.07s
[INFO] running `Command { std: "docker" "inspect" "d605f58a566f610087cc4dce2ef8f695a1a441791eecc7a39cd8151422f63f2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d605f58a566f610087cc4dce2ef8f695a1a441791eecc7a39cd8151422f63f2d", kill_on_drop: false }`
[INFO] [stdout] d605f58a566f610087cc4dce2ef8f695a1a441791eecc7a39cd8151422f63f2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdfbffef35d106f6782a74ff8d0e8ccc5c7c6900e182ecaa488e5090470ad856
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[INFO] [stderr]    Compiling futures v0.3.31
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[INFO] [stderr]    Compiling rand_distr v0.4.3
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[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/cache/stats/mod.rs:128:19
[INFO] [stdout]     |
[INFO] [stdout]  90 | impl ConcurrentStatsCounter {
[INFO] [stdout]     | --------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 128 |     pub(crate) fn keys_added(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 132 |     pub(crate) fn keys_deleted(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     pub(crate) fn keys_rejected(&self) -> u64 { self.get(&StatsType::KeysRejected) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 137 |
[INFO] [stdout] 138 |     pub(crate) fn keys_updated(&self) -> u64 { self.get(&StatsType::KeysUpdated) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 139 |
[INFO] [stdout] 140 |     pub(crate) fn weight_added(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 144 |     pub(crate) fn weight_removed(&self) -> u64 { self.get(&StatsType::WeightRemoved) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 145 |
[INFO] [stdout] 146 |     pub(crate) fn access_added(&self) -> u64 { self.get(&StatsType::AccessAdded) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 147 |
[INFO] [stdout] 148 |     pub(crate) fn access_dropped(&self) -> u64 { self.get(&StatsType::AccessDropped) }
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_expiry` is never used
[INFO] [stdout]   --> src/cache/store/mod.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl<Value> UpdateResponse<Value> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub(crate) fn new_expiry(&self) -> Option<ExpireAfter> {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `contains` is never used
[INFO] [stdout]    --> src/cache/policy/admission_policy.rs:141:19
[INFO] [stdout]     |
[INFO] [stdout]  52 | / impl<Key> AdmissionPolicy<Key>
[INFO] [stdout]  53 | |     where Key: Hash + Eq + Send + Sync + Clone + 'static, {
[INFO] [stdout]     | |_________________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 141 |       pub(crate) fn contains(&self, key_id: &KeyId) -> bool {
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `size` is never used
[INFO] [stdout]    --> src/cache/policy/cache_weight.rs:146:19
[INFO] [stdout]     |
[INFO] [stdout]  88 | / impl<'a, Key, Freq> FrequencyCounterBasedMinHeapSamples<'a, Key, Freq>
[INFO] [stdout]  89 | |     where Freq: Fn(KeyHash) -> FrequencyEstimate {
[INFO] [stdout]     | |________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |       pub(crate) fn size(&self) -> usize {
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `contains` is never used
[INFO] [stdout]    --> src/cache/policy/cache_weight.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 185 | / impl<Key> CacheWeight<Key>
[INFO] [stdout] 186 | |     where Key: Hash + Eq + Send + Sync + Clone + 'static, {
[INFO] [stdout]     | |_________________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 247 |       pub(crate) fn contains(&self, key_id: &KeyId) -> bool {
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/cache/expiration/mod.rs:60:19
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl TTLTicker {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) fn get(self: &Arc<TTLTicker>, key_id: &KeyId, expire_after: &ExpireAfter) -> Option<ExpireAfter> {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cache/store/mod.rs:172:17
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn contains(&self, key: &Key) -> Option<KeyValueRef<Key, StoredValue<Value>>> {
[INFO] [stdout]     |                 ^^^^^                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn contains(&self, key: &Key) -> Option<KeyValueRef<'_, Key, StoredValue<Value>>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stdout] warning: struct `UnixEpochClock` is never constructed
[INFO] [stdout]    --> src/cache/cached.rs:735:27
[INFO] [stdout]     |
[INFO] [stdout] 735 |         pub(crate) struct UnixEpochClock;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnixEpochClock` is never constructed
[INFO] [stdout]    --> src/cache/command/command_executor.rs:276:27
[INFO] [stdout]     |
[INFO] [stdout] 276 |         pub(crate) struct UnixEpochClock;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_expiry` is never used
[INFO] [stdout]   --> src/cache/store/mod.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl<Value> UpdateResponse<Value> {
[INFO] [stdout]    | --------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub(crate) fn new_expiry(&self) -> Option<ExpireAfter> {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/cache/store/mod.rs:172:17
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn contains(&self, key: &Key) -> Option<KeyValueRef<Key, StoredValue<Value>>> {
[INFO] [stdout]     |                 ^^^^^                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn contains(&self, key: &Key) -> Option<KeyValueRef<'_, Key, StoredValue<Value>>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "fdfbffef35d106f6782a74ff8d0e8ccc5c7c6900e182ecaa488e5090470ad856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdfbffef35d106f6782a74ff8d0e8ccc5c7c6900e182ecaa488e5090470ad856", kill_on_drop: false }`
[INFO] [stdout] fdfbffef35d106f6782a74ff8d0e8ccc5c7c6900e182ecaa488e5090470ad856
