[INFO] fetching crate certified-vars 0.1.4...
[INFO] checking certified-vars-0.1.4 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate certified-vars 0.1.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate certified-vars 0.1.4
[INFO] finished tweaking crates.io crate certified-vars 0.1.4
[INFO] tweaked toml for crates.io crate certified-vars 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate certified-vars 0.1.4 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 132 packages to latest compatible versions
[INFO] [stderr]       Adding candid v0.7.18 (available: v0.10.17)
[INFO] [stderr]       Adding ic-cdk v0.5.7 (available: v0.18.7)
[INFO] [stderr]       Adding sha2 v0.9.9 (available: v0.10.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f2fe7a32f20581762bf21ce8d130979ff336cca0d5c6e79a748d7298ed2818c
[INFO] running `Command { std: "docker" "start" "-a" "5f2fe7a32f20581762bf21ce8d130979ff336cca0d5c6e79a748d7298ed2818c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f2fe7a32f20581762bf21ce8d130979ff336cca0d5c6e79a748d7298ed2818c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f2fe7a32f20581762bf21ce8d130979ff336cca0d5c6e79a748d7298ed2818c", kill_on_drop: false }`
[INFO] [stdout] 5f2fe7a32f20581762bf21ce8d130979ff336cca0d5c6e79a748d7298ed2818c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c29e62f458576908a517f5b56c3b434e66bf189ee50cbb4597e424a063e7537
[INFO] running `Command { std: "docker" "start" "-a" "3c29e62f458576908a517f5b56c3b434e66bf189ee50cbb4597e424a063e7537", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling lalrpop-util v0.19.12
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling lalrpop v0.19.12
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking ic-types v0.5.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling candid_derive v0.4.5
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]    Compiling candid v0.7.18
[INFO] [stderr]     Checking ic-cdk v0.5.7
[INFO] [stderr]     Checking certified-vars v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rbtree.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 354 |             mut h: *mut Node<K, V>,
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rbtree.rs:405:13
[INFO] [stdout]     |
[INFO] [stdout] 405 |             mut h: *mut Node<K, V>,
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rbtree.rs:927:17
[INFO] [stdout]     |
[INFO] [stdout] 927 |             let mut result = go(self.root, key, value);
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rbtree.rs:886:13
[INFO] [stdout]     |
[INFO] [stdout] 886 |             mut h: *mut Node<K, V>,
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/rbtree.rs:1121:9
[INFO] [stdout]      |
[INFO] [stdout] 1121 |     let mut x = (*h).left;
[INFO] [stdout]      |         ----^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/rbtree.rs:1139:9
[INFO] [stdout]      |
[INFO] [stdout] 1139 |     let mut x = (*h).right;
[INFO] [stdout]      |         ----^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DebugView` is never constructed
[INFO] [stdout]     --> src/rbtree.rs:1195:8
[INFO] [stdout]      |
[INFO] [stdout] 1195 | struct DebugView<K, V>(*const Node<K, V>);
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/collections/group.rs:58:20
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn witness(&self) -> Ray {
[INFO] [stdout]    |                    ^^^^^     --- the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn witness(&self) -> Ray<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/collections/map.rs:78:18
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn entry(&mut self, key: K) -> 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] 78 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/collections/map.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn iter(&self) -> RbTreeIterator<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] 104 |     pub fn iter(&self) -> RbTreeIterator<'_, K, V> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/collections/map.rs:110:31
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn witness<Q: ?Sized>(&self, key: &Q) -> HashTree
[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] 110 |     pub fn witness<Q: ?Sized>(&self, key: &Q) -> HashTree<'_>
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/collections/map.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn witness_keys(&self) -> HashTree {
[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] 121 |     pub fn witness_keys(&self) -> HashTree<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/collections/paged.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn as_label(&self) -> Cow<[u8]> {
[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] 20 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn as_label(&self) -> Cow<[u8]>;
[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] 13 |     fn as_label(&self) -> Cow<'_, [u8]>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn as_label(&self) -> Cow<[u8]> {
[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] 39 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn as_label(&self) -> Cow<[u8]> {
[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] 51 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn as_label(&self) -> Cow<[u8]> {
[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] 63 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn as_label(&self) -> Cow<[u8]> {
[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] 69 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn as_label(&self) -> Cow<[u8]> {
[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] 81 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn as_label(&self) -> Cow<[u8]> {
[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] 95 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn as_label(&self) -> Cow<[u8]> {
[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] 105 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn as_label(&self) -> Cow<[u8]> {
[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] 115 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:125:17
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn as_label(&self) -> Cow<[u8]> {
[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] 125 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:135:29
[INFO] [stdout]     |
[INFO] [stdout] 135 |                   fn as_label(&self) -> Cow<[u8]> {
[INFO] [stdout]     |                               ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 150 | / impl_fixed_size!(
[INFO] [stdout] 151 | |     1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26,
[INFO] [stdout] 152 | |     27, 28, 29, 30, 31, 32
[INFO] [stdout] 153 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `impl_fixed_size` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:159:29
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 fn as_label(&self) -> Cow<[u8]> {
[INFO] [stdout]     |                             ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 167 | impl_num!(u8, i8, u16, i16, u32, i32, u64, i64, u128, i128, usize, isize);
[INFO] [stdout]     | ------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `impl_num` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/rbtree.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn as_label(&self) -> Cow<[u8]> {
[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] 89 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbtree.rs:285:18
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn entry(&mut self, key: K) -> entry::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] 285 |     pub fn entry(&mut self, key: K) -> entry::Entry<'_, K, V> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rbtree.rs:354:13
[INFO] [stdout]     |
[INFO] [stdout] 354 |             mut h: *mut Node<K, V>,
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rbtree.rs:405:13
[INFO] [stdout]     |
[INFO] [stdout] 405 |             mut h: *mut Node<K, V>,
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rbtree.rs:927:17
[INFO] [stdout]     |
[INFO] [stdout] 927 |             let mut result = go(self.root, key, value);
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rbtree.rs:886:13
[INFO] [stdout]     |
[INFO] [stdout] 886 |             mut h: *mut Node<K, V>,
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/rbtree.rs:1121:9
[INFO] [stdout]      |
[INFO] [stdout] 1121 |     let mut x = (*h).left;
[INFO] [stdout]      |         ----^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/rbtree.rs:1139:9
[INFO] [stdout]      |
[INFO] [stdout] 1139 |     let mut x = (*h).right;
[INFO] [stdout]      |         ----^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/collections/group.rs:58:20
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn witness(&self) -> Ray {
[INFO] [stdout]    |                    ^^^^^     --- the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn witness(&self) -> Ray<'_> {
[INFO] [stdout]    |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/collections/map.rs:78:18
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn entry(&mut self, key: K) -> 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] 78 |     pub fn entry(&mut self, key: K) -> Entry<'_, K, V> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/collections/map.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn iter(&self) -> RbTreeIterator<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] 104 |     pub fn iter(&self) -> RbTreeIterator<'_, K, V> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/collections/map.rs:110:31
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn witness<Q: ?Sized>(&self, key: &Q) -> HashTree
[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] 110 |     pub fn witness<Q: ?Sized>(&self, key: &Q) -> HashTree<'_>
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/collections/map.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn witness_keys(&self) -> HashTree {
[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] 121 |     pub fn witness_keys(&self) -> HashTree<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/collections/paged.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn as_label(&self) -> Cow<[u8]> {
[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] 20 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn as_label(&self) -> Cow<[u8]>;
[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] 13 |     fn as_label(&self) -> Cow<'_, [u8]>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn as_label(&self) -> Cow<[u8]> {
[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] 39 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn as_label(&self) -> Cow<[u8]> {
[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] 51 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn as_label(&self) -> Cow<[u8]> {
[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] 63 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn as_label(&self) -> Cow<[u8]> {
[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] 69 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn as_label(&self) -> Cow<[u8]> {
[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] 81 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/label.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn as_label(&self) -> Cow<[u8]> {
[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] 95 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:105:17
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn as_label(&self) -> Cow<[u8]> {
[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] 105 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn as_label(&self) -> Cow<[u8]> {
[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] 115 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:125:17
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn as_label(&self) -> Cow<[u8]> {
[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] 125 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:135:29
[INFO] [stdout]     |
[INFO] [stdout] 135 |                   fn as_label(&self) -> Cow<[u8]> {
[INFO] [stdout]     |                               ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 150 | / impl_fixed_size!(
[INFO] [stdout] 151 | |     1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26,
[INFO] [stdout] 152 | |     27, 28, 29, 30, 31, 32
[INFO] [stdout] 153 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `impl_fixed_size` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/label.rs:159:29
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 fn as_label(&self) -> Cow<[u8]> {
[INFO] [stdout]     |                             ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 167 | impl_num!(u8, i8, u16, i16, u32, i32, u64, i64, u128, i128, usize, isize);
[INFO] [stdout]     | ------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: this warning originates in the macro `impl_num` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/rbtree.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn as_label(&self) -> Cow<[u8]> {
[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] 89 |     fn as_label(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rbtree.rs:285:18
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub fn entry(&mut self, key: K) -> entry::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] 285 |     pub fn entry(&mut self, key: K) -> entry::Entry<'_, K, V> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.51s
[INFO] running `Command { std: "docker" "inspect" "3c29e62f458576908a517f5b56c3b434e66bf189ee50cbb4597e424a063e7537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c29e62f458576908a517f5b56c3b434e66bf189ee50cbb4597e424a063e7537", kill_on_drop: false }`
[INFO] [stdout] 3c29e62f458576908a517f5b56c3b434e66bf189ee50cbb4597e424a063e7537