[INFO] fetching crate mycelium_experimental 0.1.0...
[INFO] testing mycelium_experimental-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mycelium_experimental 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mycelium_experimental 0.1.0
[INFO] finished tweaking crates.io crate mycelium_experimental 0.1.0
[INFO] tweaked toml for crates.io crate mycelium_experimental 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mycelium_experimental 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 44 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding cfg-if v0.1.10 (available: v1.0.4)
[INFO] [stderr]       Adding crossbeam-epoch v0.7.2 (available: v0.9.18)
[INFO] [stderr]       Adding crossbeam-utils v0.6.6 (available: v0.8.21)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] [stderr]       Adding scopeguard v0.3.3 (available: v1.2.0)
[INFO] [stderr]       Adding uuid v0.7.4 (available: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded scopeguard v0.3.3
[INFO] [stderr]   Downloaded autocfg v0.1.8
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b4658e9b7afdd8b9047b426ad29a47305c1ff3ac72e93bd673ded0c9da81f1a
[INFO] running `Command { std: "docker" "start" "-a" "9b4658e9b7afdd8b9047b426ad29a47305c1ff3ac72e93bd673ded0c9da81f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b4658e9b7afdd8b9047b426ad29a47305c1ff3ac72e93bd673ded0c9da81f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4658e9b7afdd8b9047b426ad29a47305c1ff3ac72e93bd673ded0c9da81f1a", kill_on_drop: false }`
[INFO] [stdout] 9b4658e9b7afdd8b9047b426ad29a47305c1ff3ac72e93bd673ded0c9da81f1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c05e3cb379d79a906fdcd8ff7909eb5e9283e63ad35e4607260d472896cfcbcb
[INFO] running `Command { std: "docker" "start" "-a" "c05e3cb379d79a906fdcd8ff7909eb5e9283e63ad35e4607260d472896cfcbcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling mycelium_experimental v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "nightly", feature(cfg_target_has_atomic))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `alloc`, `default`, and `std`
[INFO] [stdout]   = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     feature = "nightly",
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc`, `default`, and `std`
[INFO] [stdout]    = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:375:60
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn front<'a>(&'a self, guard: &'a Guard) -> Option<Entry> {
[INFO] [stdout]     |                       --               --                  ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                |
[INFO] [stdout]     |                       |                the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn front<'a>(&'a self, guard: &'a Guard) -> Option<Entry<'a>> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:403:72
[INFO] [stdout]     |
[INFO] [stdout] 403 |     pub fn get<'a>(&'a self, key: [u8;16], guard: &'a Guard) -> Option<Entry>
[INFO] [stdout]     |                     --                             --                  ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |                              |
[INFO] [stdout]     |                     the lifetime is named here     the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 403 |     pub fn get<'a>(&'a self, key: [u8;16], guard: &'a Guard) -> Option<Entry<'a>>
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:454:26
[INFO] [stdout]     |
[INFO] [stdout] 454 |     pub fn get_or_insert(&self, key: [u8;16], value: Vec<u8>, guard: &Guard) -> RefEntry {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here                      ^^^^^^^^ the same lifetime is hidden 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] 454 |     pub fn get_or_insert(&self, key: [u8;16], value: Vec<u8>, guard: &Guard) -> RefEntry<'_> {
[INFO] [stdout]     |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:470:21
[INFO] [stdout]     |
[INFO] [stdout] 470 |     pub fn ref_iter(&self) -> RefIter {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 470 |     pub fn ref_iter(&self) -> RefIter<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:802:24
[INFO] [stdout]     |
[INFO] [stdout] 802 |     fn insert_internal(&self, key: [u8;16], value: Vec<u8>, replace: bool, guard: &Guard) -> RefEntry {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here                                     ^^^^^^^^ the same lifetime is hidden 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] 802 |     fn insert_internal(&self, key: [u8;16], value: Vec<u8>, replace: bool, guard: &Guard) -> RefEntry<'_> {
[INFO] [stdout]     |                                                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/base.rs:1016:19
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     pub fn insert(&self, key: [u8; 16], value: Vec<u8>, guard: &Guard) -> RefEntry {
[INFO] [stdout]      |                   ^^^^^ the lifetime is elided here                       ^^^^^^^^ the same lifetime is hidden 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] 1016 |     pub fn insert(&self, key: [u8; 16], value: Vec<u8>, guard: &Guard) -> RefEntry<'_> {
[INFO] [stdout]      |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/base.rs:1021:19
[INFO] [stdout]      |
[INFO] [stdout] 1021 |     pub fn remove(&self, key: [u8;16], guard: &Guard) -> Option<RefEntry>
[INFO] [stdout]      |                   ^^^^^ the lifetime is elided here             ^^^^^^^^ the same lifetime is hidden 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] 1021 |     pub fn remove(&self, key: [u8;16], guard: &Guard) -> Option<RefEntry<'_>>
[INFO] [stdout]      |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:1846:28
[INFO] [stdout]      |
[INFO] [stdout] 1846 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut base::Node`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&base::Tower`
[INFO] [stdout]     --> src/base.rs:1846:28
[INFO] [stdout]      |
[INFO] [stdout] 1846 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1846 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:1877:28
[INFO] [stdout]      |
[INFO] [stdout] 1877 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut base::Node`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&base::Tower`
[INFO] [stdout]     --> src/base.rs:1877:28
[INFO] [stdout]      |
[INFO] [stdout] 1877 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1877 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn next(&self) -> Option<Entry> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn next(&self) -> Option<Entry<'_>> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:262:17
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn prev(&self) -> Option<Entry> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn prev(&self) -> Option<Entry<'_>> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/mod.rs:477:26
[INFO] [stdout]     |
[INFO] [stdout] 477 |     pub fn get_or_insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 477 |     pub fn get_or_insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/mod.rs:493:21
[INFO] [stdout]     |
[INFO] [stdout] 493 |     pub fn ref_iter(&self) -> RefIter<K, V> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 493 |     pub fn ref_iter(&self) -> RefIter<'_, K, V> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/mod.rs:838:24
[INFO] [stdout]     |
[INFO] [stdout] 838 |     fn insert_internal(&self, key: K, value: V, replace: bool, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here                         ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 838 |     fn insert_internal(&self, key: K, value: V, replace: bool, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stdout]     |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1055:19
[INFO] [stdout]      |
[INFO] [stdout] 1055 |     pub fn insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stdout]      |                   ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 1055 |     pub fn insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stdout]      |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1060:22
[INFO] [stdout]      |
[INFO] [stdout] 1060 |     pub fn remove<Q>(&self, key: &Q, guard: &Guard) -> Option<RefEntry<K, V>>
[INFO] [stdout]      |                      ^^^^^ the lifetime is elided here        ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 1060 |     pub fn remove<Q>(&self, key: &Q, guard: &Guard) -> Option<RefEntry<'_, K, V>>
[INFO] [stdout]      |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1125:22
[INFO] [stdout]      |
[INFO] [stdout] 1125 |     pub fn pop_front(&self, guard: &Guard) -> Option<RefEntry<K, V>> {
[INFO] [stdout]      |                      ^^^^^                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1125 |     pub fn pop_front(&self, guard: &Guard) -> Option<RefEntry<'_, K, V>> {
[INFO] [stdout]      |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1138:21
[INFO] [stdout]      |
[INFO] [stdout] 1138 |     pub fn pop_back(&self, guard: &Guard) -> Option<RefEntry<K, V>> {
[INFO] [stdout]      |                     ^^^^^                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1138 |     pub fn pop_back(&self, guard: &Guard) -> Option<RefEntry<'_, K, V>> {
[INFO] [stdout]      |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1946:28
[INFO] [stdout]      |
[INFO] [stdout] 1946 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut crossbeam_skiplist::Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&crossbeam_skiplist::Tower<K, V>`
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1946:28
[INFO] [stdout]      |
[INFO] [stdout] 1946 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1946 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1977:28
[INFO] [stdout]      |
[INFO] [stdout] 1977 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut crossbeam_skiplist::Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&crossbeam_skiplist::Tower<K, V>`
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1977:28
[INFO] [stdout]      |
[INFO] [stdout] 1977 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1977 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:157:18
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn front(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn front(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn back(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn back(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:179:19
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<K, V>>
[INFO] [stdout]     |                   ^^^^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<'_, K, V>>
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:213:26
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn get_or_insert(&self, key: K, value: V) -> Entry<K, V> {
[INFO] [stdout]     |                          ^^^^^                       ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn get_or_insert(&self, key: K, value: V) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn iter(&self) -> Iter<K, V> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn iter(&self) -> Iter<'_, K, V> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn insert(&self, key: K, value: V) -> Entry<K, V> {
[INFO] [stdout]     |                   ^^^^^                       ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn insert(&self, key: K, value: V) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:253:22
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<K, V>>
[INFO] [stdout]     |                      ^^^^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<'_, K, V>>
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:263:22
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn pop_front(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                      ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn pop_front(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn pop_back(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                     ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn pop_back(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:147:18
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn front(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn front(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn back(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn back(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:166:19
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<T>>
[INFO] [stdout]     |                   ^^^^^                     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<'_, T>>
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_or_insert(&self, key: T) -> Entry<T> {
[INFO] [stdout]     |                          ^^^^^             ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_or_insert(&self, key: T) -> Entry<'_, T> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 202 |     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/crossbeam_skiplist/set.rs:229:19
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn insert(&self, key: T) -> Entry<T> {
[INFO] [stdout]     |                   ^^^^^             ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn insert(&self, key: T) -> Entry<'_, T> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:234:22
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<T>>
[INFO] [stdout]     |                      ^^^^^                     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<'_, T>>
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:243:22
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn pop_front(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                      ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn pop_front(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:248:21
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn pop_back(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                     ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn pop_back(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.75s
[INFO] running `Command { std: "docker" "inspect" "c05e3cb379d79a906fdcd8ff7909eb5e9283e63ad35e4607260d472896cfcbcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c05e3cb379d79a906fdcd8ff7909eb5e9283e63ad35e4607260d472896cfcbcb", kill_on_drop: false }`
[INFO] [stdout] c05e3cb379d79a906fdcd8ff7909eb5e9283e63ad35e4607260d472896cfcbcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a90f688d68a713f88fe502a977d16e99fea13d54df6bc9ddb43bf880b92f06ed
[INFO] running `Command { std: "docker" "start" "-a" "a90f688d68a713f88fe502a977d16e99fea13d54df6bc9ddb43bf880b92f06ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "nightly", feature(cfg_target_has_atomic))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `alloc`, `default`, and `std`
[INFO] [stdout]   = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     feature = "nightly",
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc`, `default`, and `std`
[INFO] [stdout]    = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:375:60
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn front<'a>(&'a self, guard: &'a Guard) -> Option<Entry> {
[INFO] [stdout]     |                       --               --                  ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                |
[INFO] [stdout]     |                       |                the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn front<'a>(&'a self, guard: &'a Guard) -> Option<Entry<'a>> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:403:72
[INFO] [stdout]     |
[INFO] [stdout] 403 |     pub fn get<'a>(&'a self, key: [u8;16], guard: &'a Guard) -> Option<Entry>
[INFO] [stdout]     |                     --                             --                  ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |                              |
[INFO] [stdout]     |                     the lifetime is named here     the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 403 |     pub fn get<'a>(&'a self, key: [u8;16], guard: &'a Guard) -> Option<Entry<'a>>
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:454:26
[INFO] [stdout]     |
[INFO] [stdout] 454 |     pub fn get_or_insert(&self, key: [u8;16], value: Vec<u8>, guard: &Guard) -> RefEntry {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here                      ^^^^^^^^ the same lifetime is hidden 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] 454 |     pub fn get_or_insert(&self, key: [u8;16], value: Vec<u8>, guard: &Guard) -> RefEntry<'_> {
[INFO] [stdout]     |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:470:21
[INFO] [stdout]     |
[INFO] [stdout] 470 |     pub fn ref_iter(&self) -> RefIter {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 470 |     pub fn ref_iter(&self) -> RefIter<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:802:24
[INFO] [stdout]     |
[INFO] [stdout] 802 |     fn insert_internal(&self, key: [u8;16], value: Vec<u8>, replace: bool, guard: &Guard) -> RefEntry {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here                                     ^^^^^^^^ the same lifetime is hidden 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] 802 |     fn insert_internal(&self, key: [u8;16], value: Vec<u8>, replace: bool, guard: &Guard) -> RefEntry<'_> {
[INFO] [stdout]     |                                                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/base.rs:1016:19
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     pub fn insert(&self, key: [u8; 16], value: Vec<u8>, guard: &Guard) -> RefEntry {
[INFO] [stdout]      |                   ^^^^^ the lifetime is elided here                       ^^^^^^^^ the same lifetime is hidden 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] 1016 |     pub fn insert(&self, key: [u8; 16], value: Vec<u8>, guard: &Guard) -> RefEntry<'_> {
[INFO] [stdout]      |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/base.rs:1021:19
[INFO] [stdout]      |
[INFO] [stdout] 1021 |     pub fn remove(&self, key: [u8;16], guard: &Guard) -> Option<RefEntry>
[INFO] [stdout]      |                   ^^^^^ the lifetime is elided here             ^^^^^^^^ the same lifetime is hidden 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] 1021 |     pub fn remove(&self, key: [u8;16], guard: &Guard) -> Option<RefEntry<'_>>
[INFO] [stdout]      |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:1846:28
[INFO] [stdout]      |
[INFO] [stdout] 1846 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut base::Node`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&base::Tower`
[INFO] [stdout]     --> src/base.rs:1846:28
[INFO] [stdout]      |
[INFO] [stdout] 1846 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1846 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:1877:28
[INFO] [stdout]      |
[INFO] [stdout] 1877 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut base::Node`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&base::Tower`
[INFO] [stdout]     --> src/base.rs:1877:28
[INFO] [stdout]      |
[INFO] [stdout] 1877 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1877 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn next(&self) -> Option<Entry> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn next(&self) -> Option<Entry<'_>> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:262:17
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn prev(&self) -> Option<Entry> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn prev(&self) -> Option<Entry<'_>> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/mod.rs:477:26
[INFO] [stdout]     |
[INFO] [stdout] 477 |     pub fn get_or_insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 477 |     pub fn get_or_insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/mod.rs:493:21
[INFO] [stdout]     |
[INFO] [stdout] 493 |     pub fn ref_iter(&self) -> RefIter<K, V> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 493 |     pub fn ref_iter(&self) -> RefIter<'_, K, V> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/mod.rs:838:24
[INFO] [stdout]     |
[INFO] [stdout] 838 |     fn insert_internal(&self, key: K, value: V, replace: bool, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here                         ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 838 |     fn insert_internal(&self, key: K, value: V, replace: bool, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stdout]     |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1055:19
[INFO] [stdout]      |
[INFO] [stdout] 1055 |     pub fn insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stdout]      |                   ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 1055 |     pub fn insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stdout]      |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1060:22
[INFO] [stdout]      |
[INFO] [stdout] 1060 |     pub fn remove<Q>(&self, key: &Q, guard: &Guard) -> Option<RefEntry<K, V>>
[INFO] [stdout]      |                      ^^^^^ the lifetime is elided here        ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 1060 |     pub fn remove<Q>(&self, key: &Q, guard: &Guard) -> Option<RefEntry<'_, K, V>>
[INFO] [stdout]      |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1125:22
[INFO] [stdout]      |
[INFO] [stdout] 1125 |     pub fn pop_front(&self, guard: &Guard) -> Option<RefEntry<K, V>> {
[INFO] [stdout]      |                      ^^^^^                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1125 |     pub fn pop_front(&self, guard: &Guard) -> Option<RefEntry<'_, K, V>> {
[INFO] [stdout]      |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1138:21
[INFO] [stdout]      |
[INFO] [stdout] 1138 |     pub fn pop_back(&self, guard: &Guard) -> Option<RefEntry<K, V>> {
[INFO] [stdout]      |                     ^^^^^                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1138 |     pub fn pop_back(&self, guard: &Guard) -> Option<RefEntry<'_, K, V>> {
[INFO] [stdout]      |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1946:28
[INFO] [stdout]      |
[INFO] [stdout] 1946 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut crossbeam_skiplist::Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&crossbeam_skiplist::Tower<K, V>`
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1946:28
[INFO] [stdout]      |
[INFO] [stdout] 1946 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1946 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1977:28
[INFO] [stdout]      |
[INFO] [stdout] 1977 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut crossbeam_skiplist::Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&crossbeam_skiplist::Tower<K, V>`
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1977:28
[INFO] [stdout]      |
[INFO] [stdout] 1977 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1977 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:157:18
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn front(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn front(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn back(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn back(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:179:19
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<K, V>>
[INFO] [stdout]     |                   ^^^^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<'_, K, V>>
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:213:26
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn get_or_insert(&self, key: K, value: V) -> Entry<K, V> {
[INFO] [stdout]     |                          ^^^^^                       ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn get_or_insert(&self, key: K, value: V) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn iter(&self) -> Iter<K, V> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn iter(&self) -> Iter<'_, K, V> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn insert(&self, key: K, value: V) -> Entry<K, V> {
[INFO] [stdout]     |                   ^^^^^                       ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn insert(&self, key: K, value: V) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:253:22
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<K, V>>
[INFO] [stdout]     |                      ^^^^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<'_, K, V>>
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:263:22
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn pop_front(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                      ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn pop_front(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn pop_back(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                     ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn pop_back(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:147:18
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn front(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn front(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn back(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn back(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:166:19
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<T>>
[INFO] [stdout]     |                   ^^^^^                     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<'_, T>>
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_or_insert(&self, key: T) -> Entry<T> {
[INFO] [stdout]     |                          ^^^^^             ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_or_insert(&self, key: T) -> Entry<'_, T> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 202 |     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/crossbeam_skiplist/set.rs:229:19
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn insert(&self, key: T) -> Entry<T> {
[INFO] [stdout]     |                   ^^^^^             ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn insert(&self, key: T) -> Entry<'_, T> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:234:22
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<T>>
[INFO] [stdout]     |                      ^^^^^                     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<'_, T>>
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:243:22
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn pop_front(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                      ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn pop_front(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:248:21
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn pop_back(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                     ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn pop_back(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling mycelium_experimental v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "nightly", feature(cfg_target_has_atomic))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `alloc`, `default`, and `std`
[INFO] [stdout]   = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     feature = "nightly",
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alloc`, `default`, and `std`
[INFO] [stdout]    = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:375:60
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn front<'a>(&'a self, guard: &'a Guard) -> Option<Entry> {
[INFO] [stdout]     |                       --               --                  ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                |
[INFO] [stdout]     |                       |                the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 375 |     pub fn front<'a>(&'a self, guard: &'a Guard) -> Option<Entry<'a>> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:403:72
[INFO] [stdout]     |
[INFO] [stdout] 403 |     pub fn get<'a>(&'a self, key: [u8;16], guard: &'a Guard) -> Option<Entry>
[INFO] [stdout]     |                     --                             --                  ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |                              |
[INFO] [stdout]     |                     the lifetime is named here     the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 403 |     pub fn get<'a>(&'a self, key: [u8;16], guard: &'a Guard) -> Option<Entry<'a>>
[INFO] [stdout]     |                                                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:454:26
[INFO] [stdout]     |
[INFO] [stdout] 454 |     pub fn get_or_insert(&self, key: [u8;16], value: Vec<u8>, guard: &Guard) -> RefEntry {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here                      ^^^^^^^^ the same lifetime is hidden 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] 454 |     pub fn get_or_insert(&self, key: [u8;16], value: Vec<u8>, guard: &Guard) -> RefEntry<'_> {
[INFO] [stdout]     |                                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:470:21
[INFO] [stdout]     |
[INFO] [stdout] 470 |     pub fn ref_iter(&self) -> RefIter {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 470 |     pub fn ref_iter(&self) -> RefIter<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/base.rs:802:24
[INFO] [stdout]     |
[INFO] [stdout] 802 |     fn insert_internal(&self, key: [u8;16], value: Vec<u8>, replace: bool, guard: &Guard) -> RefEntry {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here                                     ^^^^^^^^ the same lifetime is hidden 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] 802 |     fn insert_internal(&self, key: [u8;16], value: Vec<u8>, replace: bool, guard: &Guard) -> RefEntry<'_> {
[INFO] [stdout]     |                                                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/base.rs:1016:19
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     pub fn insert(&self, key: [u8; 16], value: Vec<u8>, guard: &Guard) -> RefEntry {
[INFO] [stdout]      |                   ^^^^^ the lifetime is elided here                       ^^^^^^^^ the same lifetime is hidden 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] 1016 |     pub fn insert(&self, key: [u8; 16], value: Vec<u8>, guard: &Guard) -> RefEntry<'_> {
[INFO] [stdout]      |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/base.rs:1021:19
[INFO] [stdout]      |
[INFO] [stdout] 1021 |     pub fn remove(&self, key: [u8;16], guard: &Guard) -> Option<RefEntry>
[INFO] [stdout]      |                   ^^^^^ the lifetime is elided here             ^^^^^^^^ the same lifetime is hidden 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] 1021 |     pub fn remove(&self, key: [u8;16], guard: &Guard) -> Option<RefEntry<'_>>
[INFO] [stdout]      |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:1846:28
[INFO] [stdout]      |
[INFO] [stdout] 1846 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut base::Node`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&base::Tower`
[INFO] [stdout]     --> src/base.rs:1846:28
[INFO] [stdout]      |
[INFO] [stdout] 1846 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1846 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/base.rs:1877:28
[INFO] [stdout]      |
[INFO] [stdout] 1877 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut base::Node`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&base::Tower`
[INFO] [stdout]     --> src/base.rs:1877:28
[INFO] [stdout]      |
[INFO] [stdout] 1877 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1877 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn next(&self) -> Option<Entry> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn next(&self) -> Option<Entry<'_>> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/map.rs:262:17
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn prev(&self) -> Option<Entry> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn prev(&self) -> Option<Entry<'_>> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/mod.rs:477:26
[INFO] [stdout]     |
[INFO] [stdout] 477 |     pub fn get_or_insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stdout]     |                          ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 477 |     pub fn get_or_insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/mod.rs:493:21
[INFO] [stdout]     |
[INFO] [stdout] 493 |     pub fn ref_iter(&self) -> RefIter<K, V> {
[INFO] [stdout]     |                     ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 493 |     pub fn ref_iter(&self) -> RefIter<'_, K, V> {
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/mod.rs:838:24
[INFO] [stdout]     |
[INFO] [stdout] 838 |     fn insert_internal(&self, key: K, value: V, replace: bool, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stdout]     |                        ^^^^^ the lifetime is elided here                         ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 838 |     fn insert_internal(&self, key: K, value: V, replace: bool, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stdout]     |                                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1055:19
[INFO] [stdout]      |
[INFO] [stdout] 1055 |     pub fn insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stdout]      |                   ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 1055 |     pub fn insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stdout]      |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1060:22
[INFO] [stdout]      |
[INFO] [stdout] 1060 |     pub fn remove<Q>(&self, key: &Q, guard: &Guard) -> Option<RefEntry<K, V>>
[INFO] [stdout]      |                      ^^^^^ the lifetime is elided here        ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 1060 |     pub fn remove<Q>(&self, key: &Q, guard: &Guard) -> Option<RefEntry<'_, K, V>>
[INFO] [stdout]      |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1125:22
[INFO] [stdout]      |
[INFO] [stdout] 1125 |     pub fn pop_front(&self, guard: &Guard) -> Option<RefEntry<K, V>> {
[INFO] [stdout]      |                      ^^^^^                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1125 |     pub fn pop_front(&self, guard: &Guard) -> Option<RefEntry<'_, K, V>> {
[INFO] [stdout]      |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1138:21
[INFO] [stdout]      |
[INFO] [stdout] 1138 |     pub fn pop_back(&self, guard: &Guard) -> Option<RefEntry<K, V>> {
[INFO] [stdout]      |                     ^^^^^                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1138 |     pub fn pop_back(&self, guard: &Guard) -> Option<RefEntry<'_, K, V>> {
[INFO] [stdout]      |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1946:28
[INFO] [stdout]      |
[INFO] [stdout] 1946 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut crossbeam_skiplist::Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&crossbeam_skiplist::Tower<K, V>`
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1946:28
[INFO] [stdout]      |
[INFO] [stdout] 1946 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1946 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1977:28
[INFO] [stdout]      |
[INFO] [stdout] 1977 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^---------^^^^^^^^^^
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              this raw pointer has type `*mut crossbeam_skiplist::Node<K, V>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&crossbeam_skiplist::Tower<K, V>`
[INFO] [stdout]     --> src/crossbeam_skiplist/mod.rs:1977:28
[INFO] [stdout]      |
[INFO] [stdout] 1977 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]      |
[INFO] [stdout] 1977 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stdout]      |                            ++                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:157:18
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn front(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 157 |     pub fn front(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:163:17
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn back(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn back(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:179:19
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<K, V>>
[INFO] [stdout]     |                   ^^^^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<'_, K, V>>
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:213:26
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn get_or_insert(&self, key: K, value: V) -> Entry<K, V> {
[INFO] [stdout]     |                          ^^^^^                       ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 213 |     pub fn get_or_insert(&self, key: K, value: V) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn iter(&self) -> Iter<K, V> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn iter(&self) -> Iter<'_, K, V> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn insert(&self, key: K, value: V) -> Entry<K, V> {
[INFO] [stdout]     |                   ^^^^^                       ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 247 |     pub fn insert(&self, key: K, value: V) -> Entry<'_, K, V> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:253:22
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<K, V>>
[INFO] [stdout]     |                      ^^^^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 253 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<'_, K, V>>
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:263:22
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn pop_front(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                      ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn pop_front(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/map.rs:269:21
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn pop_back(&self) -> Option<Entry<K, V>> {
[INFO] [stdout]     |                     ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub fn pop_back(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:147:18
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn front(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn front(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn back(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                 ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn back(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:166:19
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<T>>
[INFO] [stdout]     |                   ^^^^^                     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 166 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<'_, T>>
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:197:26
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_or_insert(&self, key: T) -> Entry<T> {
[INFO] [stdout]     |                          ^^^^^             ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_or_insert(&self, key: T) -> Entry<'_, T> {
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 202 |     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/crossbeam_skiplist/set.rs:229:19
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn insert(&self, key: T) -> Entry<T> {
[INFO] [stdout]     |                   ^^^^^             ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn insert(&self, key: T) -> Entry<'_, T> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:234:22
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<T>>
[INFO] [stdout]     |                      ^^^^^                     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 234 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<'_, T>>
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:243:22
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn pop_front(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                      ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub fn pop_front(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/crossbeam_skiplist/set.rs:248:21
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn pop_back(&self) -> Option<Entry<T>> {
[INFO] [stdout]     |                     ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn pop_back(&self) -> Option<Entry<'_, T>> {
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `Command { std: "docker" "inspect" "a90f688d68a713f88fe502a977d16e99fea13d54df6bc9ddb43bf880b92f06ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a90f688d68a713f88fe502a977d16e99fea13d54df6bc9ddb43bf880b92f06ed", kill_on_drop: false }`
[INFO] [stdout] a90f688d68a713f88fe502a977d16e99fea13d54df6bc9ddb43bf880b92f06ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36c447475aba56e1024ff1a5c7cabcddcb27a9e4f10eafafce6c271d1ae53561
[INFO] running `Command { std: "docker" "start" "-a" "36c447475aba56e1024ff1a5c7cabcddcb27a9e4f10eafafce6c271d1ae53561", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stderr]  --> src/lib.rs:2:13
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![cfg_attr(feature = "nightly", feature(cfg_target_has_atomic))]
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected values for `feature` are: `alloc`, `default`, and `std`
[INFO] [stderr]   = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stderr]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stderr]   --> src/lib.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     feature = "nightly",
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `alloc`, `default`, and `std`
[INFO] [stderr]    = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/base.rs:375:60
[INFO] [stderr]     |
[INFO] [stderr] 375 |     pub fn front<'a>(&'a self, guard: &'a Guard) -> Option<Entry> {
[INFO] [stderr]     |                       --               --                  ^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |                |
[INFO] [stderr]     |                       |                the lifetime is named here
[INFO] [stderr]     |                       the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 375 |     pub fn front<'a>(&'a self, guard: &'a Guard) -> Option<Entry<'a>> {
[INFO] [stderr]     |                                                                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/base.rs:403:72
[INFO] [stderr]     |
[INFO] [stderr] 403 |     pub fn get<'a>(&'a self, key: [u8;16], guard: &'a Guard) -> Option<Entry>
[INFO] [stderr]     |                     --                             --                  ^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |                              |
[INFO] [stderr]     |                     the lifetime is named here     the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 403 |     pub fn get<'a>(&'a self, key: [u8;16], guard: &'a Guard) -> Option<Entry<'a>>
[INFO] [stderr]     |                                                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/base.rs:454:26
[INFO] [stderr]     |
[INFO] [stderr] 454 |     pub fn get_or_insert(&self, key: [u8;16], value: Vec<u8>, guard: &Guard) -> RefEntry {
[INFO] [stderr]     |                          ^^^^^ the lifetime is elided here                      ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 454 |     pub fn get_or_insert(&self, key: [u8;16], value: Vec<u8>, guard: &Guard) -> RefEntry<'_> {
[INFO] [stderr]     |                                                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/base.rs:470:21
[INFO] [stderr]     |
[INFO] [stderr] 470 |     pub fn ref_iter(&self) -> RefIter {
[INFO] [stderr]     |                     ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 470 |     pub fn ref_iter(&self) -> RefIter<'_> {
[INFO] [stderr]     |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/base.rs:802:24
[INFO] [stderr]     |
[INFO] [stderr] 802 |     fn insert_internal(&self, key: [u8;16], value: Vec<u8>, replace: bool, guard: &Guard) -> RefEntry {
[INFO] [stderr]     |                        ^^^^^ the lifetime is elided here                                     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 802 |     fn insert_internal(&self, key: [u8;16], value: Vec<u8>, replace: bool, guard: &Guard) -> RefEntry<'_> {
[INFO] [stderr]     |                                                                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/base.rs:1016:19
[INFO] [stderr]      |
[INFO] [stderr] 1016 |     pub fn insert(&self, key: [u8; 16], value: Vec<u8>, guard: &Guard) -> RefEntry {
[INFO] [stderr]      |                   ^^^^^ the lifetime is elided here                       ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1016 |     pub fn insert(&self, key: [u8; 16], value: Vec<u8>, guard: &Guard) -> RefEntry<'_> {
[INFO] [stderr]      |                                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/base.rs:1021:19
[INFO] [stderr]      |
[INFO] [stderr] 1021 |     pub fn remove(&self, key: [u8;16], guard: &Guard) -> Option<RefEntry>
[INFO] [stderr]      |                   ^^^^^ the lifetime is elided here             ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1021 |     pub fn remove(&self, key: [u8;16], guard: &Guard) -> Option<RefEntry<'_>>
[INFO] [stderr]      |                                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]     --> src/base.rs:1846:28
[INFO] [stderr]      |
[INFO] [stderr] 1846 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ^^---------^^^^^^^^^^
[INFO] [stderr]      |                              |
[INFO] [stderr]      |                              this raw pointer has type `*mut base::Node`
[INFO] [stderr]      |
[INFO] [stderr]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&base::Tower`
[INFO] [stderr]     --> src/base.rs:1846:28
[INFO] [stderr]      |
[INFO] [stderr] 1846 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      = note: `#[warn(dangerous_implicit_autorefs)]` on by default
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]      |
[INFO] [stderr] 1846 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ++                  +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]     --> src/base.rs:1877:28
[INFO] [stderr]      |
[INFO] [stderr] 1877 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ^^---------^^^^^^^^^^
[INFO] [stderr]      |                              |
[INFO] [stderr]      |                              this raw pointer has type `*mut base::Node`
[INFO] [stderr]      |
[INFO] [stderr]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&base::Tower`
[INFO] [stderr]     --> src/base.rs:1877:28
[INFO] [stderr]      |
[INFO] [stderr] 1877 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]      |
[INFO] [stderr] 1877 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ++                  +
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/map.rs:256:17
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn next(&self) -> Option<Entry> {
[INFO] [stderr]     |                 ^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn next(&self) -> Option<Entry<'_>> {
[INFO] [stderr]     |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/map.rs:262:17
[INFO] [stderr]     |
[INFO] [stderr] 262 |     pub fn prev(&self) -> Option<Entry> {
[INFO] [stderr]     |                 ^^^^^            ^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 262 |     pub fn prev(&self) -> Option<Entry<'_>> {
[INFO] [stderr]     |                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/mod.rs:477:26
[INFO] [stderr]     |
[INFO] [stderr] 477 |     pub fn get_or_insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stderr]     |                          ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 477 |     pub fn get_or_insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stderr]     |                                                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/mod.rs:493:21
[INFO] [stderr]     |
[INFO] [stderr] 493 |     pub fn ref_iter(&self) -> RefIter<K, V> {
[INFO] [stderr]     |                     ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 493 |     pub fn ref_iter(&self) -> RefIter<'_, K, V> {
[INFO] [stderr]     |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/mod.rs:838:24
[INFO] [stderr]     |
[INFO] [stderr] 838 |     fn insert_internal(&self, key: K, value: V, replace: bool, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stderr]     |                        ^^^^^ the lifetime is elided here                         ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 838 |     fn insert_internal(&self, key: K, value: V, replace: bool, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stderr]     |                                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/crossbeam_skiplist/mod.rs:1055:19
[INFO] [stderr]      |
[INFO] [stderr] 1055 |     pub fn insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<K, V> {
[INFO] [stderr]      |                   ^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1055 |     pub fn insert(&self, key: K, value: V, guard: &Guard) -> RefEntry<'_, K, V> {
[INFO] [stderr]      |                                                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/crossbeam_skiplist/mod.rs:1060:22
[INFO] [stderr]      |
[INFO] [stderr] 1060 |     pub fn remove<Q>(&self, key: &Q, guard: &Guard) -> Option<RefEntry<K, V>>
[INFO] [stderr]      |                      ^^^^^ the lifetime is elided here        ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1060 |     pub fn remove<Q>(&self, key: &Q, guard: &Guard) -> Option<RefEntry<'_, K, V>>
[INFO] [stderr]      |                                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/crossbeam_skiplist/mod.rs:1125:22
[INFO] [stderr]      |
[INFO] [stderr] 1125 |     pub fn pop_front(&self, guard: &Guard) -> Option<RefEntry<K, V>> {
[INFO] [stderr]      |                      ^^^^^                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                      |
[INFO] [stderr]      |                      the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1125 |     pub fn pop_front(&self, guard: &Guard) -> Option<RefEntry<'_, K, V>> {
[INFO] [stderr]      |                                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/crossbeam_skiplist/mod.rs:1138:21
[INFO] [stderr]      |
[INFO] [stderr] 1138 |     pub fn pop_back(&self, guard: &Guard) -> Option<RefEntry<K, V>> {
[INFO] [stderr]      |                     ^^^^^                           ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                     |
[INFO] [stderr]      |                     the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1138 |     pub fn pop_back(&self, guard: &Guard) -> Option<RefEntry<'_, K, V>> {
[INFO] [stderr]      |                                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]     --> src/crossbeam_skiplist/mod.rs:1946:28
[INFO] [stderr]      |
[INFO] [stderr] 1946 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ^^---------^^^^^^^^^^
[INFO] [stderr]      |                              |
[INFO] [stderr]      |                              this raw pointer has type `*mut crossbeam_skiplist::Node<K, V>`
[INFO] [stderr]      |
[INFO] [stderr]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&crossbeam_skiplist::Tower<K, V>`
[INFO] [stderr]     --> src/crossbeam_skiplist/mod.rs:1946:28
[INFO] [stderr]      |
[INFO] [stderr] 1946 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]      |
[INFO] [stderr] 1946 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ++                  +
[INFO] [stderr] 
[INFO] [stderr] warning: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stderr]     --> src/crossbeam_skiplist/mod.rs:1977:28
[INFO] [stderr]      |
[INFO] [stderr] 1977 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ^^---------^^^^^^^^^^
[INFO] [stderr]      |                              |
[INFO] [stderr]      |                              this raw pointer has type `*mut crossbeam_skiplist::Node<K, V>`
[INFO] [stderr]      |
[INFO] [stderr]      = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stderr] note: autoref is being applied to this expression, resulting in: `&crossbeam_skiplist::Tower<K, V>`
[INFO] [stderr]     --> src/crossbeam_skiplist/mod.rs:1977:28
[INFO] [stderr]      |
[INFO] [stderr] 1977 |                 let next = (*self.node).tower[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stderr]      |
[INFO] [stderr] 1977 |                 let next = (&(*self.node).tower)[0].load(Ordering::Relaxed, epoch::unprotected());
[INFO] [stderr]      |                            ++                  +
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/map.rs:157:18
[INFO] [stderr]     |
[INFO] [stderr] 157 |     pub fn front(&self) -> Option<Entry<K, V>> {
[INFO] [stderr]     |                  ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 157 |     pub fn front(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stderr]     |                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/map.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub fn back(&self) -> Option<Entry<K, V>> {
[INFO] [stderr]     |                 ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub fn back(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stderr]     |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/map.rs:179:19
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<K, V>>
[INFO] [stderr]     |                   ^^^^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<'_, K, V>>
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/map.rs:213:26
[INFO] [stderr]     |
[INFO] [stderr] 213 |     pub fn get_or_insert(&self, key: K, value: V) -> Entry<K, V> {
[INFO] [stderr]     |                          ^^^^^                       ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 213 |     pub fn get_or_insert(&self, key: K, value: V) -> Entry<'_, K, V> {
[INFO] [stderr]     |                                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/map.rs:219:17
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn iter(&self) -> Iter<K, V> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 219 |     pub fn iter(&self) -> Iter<'_, K, V> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/map.rs:247:19
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn insert(&self, key: K, value: V) -> Entry<K, V> {
[INFO] [stderr]     |                   ^^^^^                       ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 247 |     pub fn insert(&self, key: K, value: V) -> Entry<'_, K, V> {
[INFO] [stderr]     |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/map.rs:253:22
[INFO] [stderr]     |
[INFO] [stderr] 253 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<K, V>>
[INFO] [stderr]     |                      ^^^^^                     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 253 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<'_, K, V>>
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/map.rs:263:22
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn pop_front(&self) -> Option<Entry<K, V>> {
[INFO] [stderr]     |                      ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn pop_front(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stderr]     |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/map.rs:269:21
[INFO] [stderr]     |
[INFO] [stderr] 269 |     pub fn pop_back(&self) -> Option<Entry<K, V>> {
[INFO] [stderr]     |                     ^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 269 |     pub fn pop_back(&self) -> Option<Entry<'_, K, V>> {
[INFO] [stderr]     |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/set.rs:147:18
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn front(&self) -> Option<Entry<T>> {
[INFO] [stderr]     |                  ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 147 |     pub fn front(&self) -> Option<Entry<'_, T>> {
[INFO] [stderr]     |                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/set.rs:152:17
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn back(&self) -> Option<Entry<T>> {
[INFO] [stderr]     |                 ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn back(&self) -> Option<Entry<'_, T>> {
[INFO] [stderr]     |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/set.rs:166:19
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<T>>
[INFO] [stderr]     |                   ^^^^^                     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 166 |     pub fn get<Q>(&self, key: &Q) -> Option<Entry<'_, T>>
[INFO] [stderr]     |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/set.rs:197:26
[INFO] [stderr]     |
[INFO] [stderr] 197 |     pub fn get_or_insert(&self, key: T) -> Entry<T> {
[INFO] [stderr]     |                          ^^^^^             ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 197 |     pub fn get_or_insert(&self, key: T) -> Entry<'_, T> {
[INFO] [stderr]     |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/set.rs:202:17
[INFO] [stderr]     |
[INFO] [stderr] 202 |     pub fn iter(&self) -> Iter<T> {
[INFO] [stderr]     |                 ^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 202 |     pub fn iter(&self) -> Iter<'_, T> {
[INFO] [stderr]     |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/set.rs:229:19
[INFO] [stderr]     |
[INFO] [stderr] 229 |     pub fn insert(&self, key: T) -> Entry<T> {
[INFO] [stderr]     |                   ^^^^^             ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 229 |     pub fn insert(&self, key: T) -> Entry<'_, T> {
[INFO] [stderr]     |                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/set.rs:234:22
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<T>>
[INFO] [stderr]     |                      ^^^^^                     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 234 |     pub fn remove<Q>(&self, key: &Q) -> Option<Entry<'_, T>>
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/set.rs:243:22
[INFO] [stderr]     |
[INFO] [stderr] 243 |     pub fn pop_front(&self) -> Option<Entry<T>> {
[INFO] [stderr]     |                      ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 243 |     pub fn pop_front(&self) -> Option<Entry<'_, T>> {
[INFO] [stderr]     |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/crossbeam_skiplist/set.rs:248:21
[INFO] [stderr]     |
[INFO] [stderr] 248 |     pub fn pop_back(&self) -> Option<Entry<T>> {
[INFO] [stderr]     |                     ^^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 248 |     pub fn pop_back(&self) -> Option<Entry<'_, T>> {
[INFO] [stderr]     |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: `mycelium_experimental` (lib) generated 40 warnings (run `cargo fix --lib -p mycelium_experimental` to apply 34 suggestions)
[INFO] [stderr] warning: `mycelium_experimental` (lib test) generated 40 warnings (40 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mycelium_experimental-db882c6db2d2ef5a)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr] 
[INFO] [stderr] thread 'test::new_list' (18) panicked at src/base.rs:1155:37:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked requires that the index is within the slice
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5a6c529b29f2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x5a6c529b29f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x5a6c529b29f2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x5a6c529b29f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x5a6c529c2d7f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x5a6c529c2d7f - core::fmt::write::hecf68a131630c74d
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]    6:     0x5a6c5297f9e1 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x5a6c5297f9e1 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x5a6c5298bce2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x5a6c529908df - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x5a6c52990739 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x5a6c528f65ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stderr]   12:     0x5a6c528f65ae - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x5a6c5299104f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stderr]   14:     0x5a6c5299104f - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stderr]   15:     0x5a6c52990dc6 - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:700:13
[INFO] [stderr]   16:     0x5a6c5298be29 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   17:     0x5a6c5297415d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stderr]   18:     0x5a6c529ca74d - core::panicking::panic_nounwind_fmt::runtime::he6eac78ff6d199a6
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:117:22
[INFO] [stderr]   19:     0x5a6c529ca74d - core::panicking::panic_nounwind_fmt::hf2634cf9a3927743
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/intrinsics/mod.rs:2435:9
[INFO] [stderr]   20:     0x5a6c528c58cc - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::precondition_check::h28b8f66bcc7cf9e9
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ub_checks.rs:72:21
[INFO] [stderr]   21:     0x5a6c528c5819 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::h53ec0248be298362
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ub_checks.rs:77:17
[INFO] [stderr]   22:     0x5a6c528b06e8 - core::slice::<impl [T]>::get_unchecked::h7cb7c618936a6eea
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/slice/mod.rs:644:26
[INFO] [stderr]   23:     0x5a6c528beadd - <mycelium_experimental::base::Tower as core::ops::index::Index<usize>>::index::hd7616e8a62b06152
[INFO] [stderr]                                at /opt/rustwide/workdir/src/base.rs:28:32
[INFO] [stderr]   24:     0x5a6c528be891 - <mycelium_experimental::base::SkipList as core::ops::drop::Drop>::drop::h54ab9283d4bbcbef
[INFO] [stderr]                                at /opt/rustwide/workdir/src/base.rs:1155:37
[INFO] [stderr]   25:     0x5a6c528ae463 - core::ptr::drop_in_place<mycelium_experimental::base::SkipList>::he167c3a5cc3fce63
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ptr/mod.rs:804:1
[INFO] [stderr]   26:     0x5a6c528ce1d3 - mycelium_experimental::test::new_list::h133783d54d58d5cb
[INFO] [stderr]                                at /opt/rustwide/workdir/src/test.rs:15:1
[INFO] [stderr]   27:     0x5a6c528ce207 - mycelium_experimental::test::new_list::{{closure}}::hcd888a73268f185b
[INFO] [stderr]                                at /opt/rustwide/workdir/src/test.rs:12:14
[INFO] [stderr]   28:     0x5a6c528ade56 - core::ops::function::FnOnce::call_once::h2a0e13885a2f752f
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   29:     0x5a6c528f638b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   30:     0x5a6c528f638b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stderr]   31:     0x5a6c5290bfc5 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stderr]   32:     0x5a6c5290bfc5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   33:     0x5a6c5290bfc5 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stderr]   34:     0x5a6c5290bfc5 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stderr]   35:     0x5a6c5290bfc5 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stderr]   36:     0x5a6c5290bfc5 - test::run_test_in_process::h290de6e559006104
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stderr]   37:     0x5a6c5290bfc5 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stderr]   38:     0x5a6c528e27c4 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stderr]   39:     0x5a6c528e27c4 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   40:     0x5a6c528e616a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stderr]   41:     0x5a6c528e616a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   42:     0x5a6c528e616a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stderr]   43:     0x5a6c528e616a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stderr]   44:     0x5a6c528e616a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stderr]   45:     0x5a6c528e616a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stderr]   46:     0x5a6c528e616a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   47:     0x5a6c5298700f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stderr]   48:     0x5a6c5298700f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stderr]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stderr]   49:     0x73af2f810aa4 - <unknown>
[INFO] [stderr]   50:     0x73af2f89da64 - clone
[INFO] [stderr]   51:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/mycelium_experimental-db882c6db2d2ef5a` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "36c447475aba56e1024ff1a5c7cabcddcb27a9e4f10eafafce6c271d1ae53561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c447475aba56e1024ff1a5c7cabcddcb27a9e4f10eafafce6c271d1ae53561", kill_on_drop: false }`
[INFO] [stdout] 36c447475aba56e1024ff1a5c7cabcddcb27a9e4f10eafafce6c271d1ae53561
