[INFO] fetching crate bluster 0.2.0...
[INFO] checking bluster-0.2.0 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate bluster 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate bluster 0.2.0
[INFO] finished tweaking crates.io crate bluster 0.2.0
[INFO] tweaked toml for crates.io crate bluster 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bluster 0.2.0 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "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" "+82310651b93a594a3fd69015e1562186a080d94c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 107 packages to latest compatible versions
[INFO] [stderr]       Adding dbus-crossroads v0.3.0 (available: v0.5.2)
[INFO] [stderr]       Adding pretty_env_logger v0.2.5 (available: v0.5.0)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a25ea168a70a9d9aa2abc823e072693dfed1b06eeb3a85ef6d12143f4459cfb8
[INFO] running `Command { std: "docker" "start" "-a" "a25ea168a70a9d9aa2abc823e072693dfed1b06eeb3a85ef6d12143f4459cfb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a25ea168a70a9d9aa2abc823e072693dfed1b06eeb3a85ef6d12143f4459cfb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a25ea168a70a9d9aa2abc823e072693dfed1b06eeb3a85ef6d12143f4459cfb8", kill_on_drop: false }`
[INFO] [stdout] a25ea168a70a9d9aa2abc823e072693dfed1b06eeb3a85ef6d12143f4459cfb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46b7d086aabfb78b57138c63e1a85c17235ccf743fc81ca7ee4c9dcf6cb9ea8f
[INFO] running `Command { std: "docker" "start" "-a" "46b7d086aabfb78b57138c63e1a85c17235ccf743fc81ca7ee4c9dcf6cb9ea8f", kill_on_drop: false }`
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[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/peripheral/bluez/adapter.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub async fn powered(self: &Self, on: bool) -> Result<(), Error> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]   --> src/peripheral/bluez/adapter.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |             .method_call(
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 53 |             .method_call::<(), _, _, _>(
[INFO] [stdout]    |                         +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/peripheral/bluez/adapter.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub async fn powered(self: &Self, on: bool) -> Result<(), Error> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]   --> src/peripheral/bluez/adapter.rs:53:14
[INFO] [stdout]    |
[INFO] [stdout] 53 |             .method_call(
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 53 |             .method_call::<(), _, _, _>(
[INFO] [stdout]    |                         +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/peripheral/bluez/adapter.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub async fn set_alias(self: &Self, alias: &str) -> Result<(), Error> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]   --> src/peripheral/bluez/adapter.rs:85:14
[INFO] [stdout]    |
[INFO] [stdout] 85 |             .method_call(
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 85 |             .method_call::<(), _, _, _>(
[INFO] [stdout]    |                         +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/peripheral/bluez/adapter.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub async fn set_alias(self: &Self, alias: &str) -> Result<(), Error> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]   --> src/peripheral/bluez/adapter.rs:85:14
[INFO] [stdout]    |
[INFO] [stdout] 85 |             .method_call(
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 85 |             .method_call::<(), _, _, _>(
[INFO] [stdout]    |                         +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/peripheral/bluez/advertisement.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub async fn register(self: &Self) -> Result<(), Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]    --> src/peripheral/bluez/advertisement.rs:110:14
[INFO] [stdout]     |
[INFO] [stdout] 110 |             .method_call(
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 110 |             .method_call::<(), _, _, _>(
[INFO] [stdout]     |                         +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/peripheral/bluez/advertisement.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     pub async fn register(self: &Self) -> Result<(), Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]    --> src/peripheral/bluez/advertisement.rs:110:14
[INFO] [stdout]     |
[INFO] [stdout] 110 |             .method_call(
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 110 |             .method_call::<(), _, _, _>(
[INFO] [stdout]     |                         +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/peripheral/bluez/advertisement.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub async fn unregister(self: &Self) -> Result<(), Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]    --> src/peripheral/bluez/advertisement.rs:126:33
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let method_call = proxy.method_call(
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let method_call = proxy.method_call::<(), _, _, _>(
[INFO] [stdout]     |                                            +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/peripheral/bluez/advertisement.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub async fn unregister(self: &Self) -> Result<(), Error> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: ReadAll` will fail
[INFO] [stdout]    --> src/peripheral/bluez/advertisement.rs:126:33
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let method_call = proxy.method_call(
[INFO] [stdout]     |                                 ^^^^^^^^^^^
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let method_call = proxy.method_call::<(), _, _, _>(
[INFO] [stdout]     |                                            +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/gatt/characteristic.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Characteristic {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub(crate) value: Option<Vec<u8>>,
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Characteristic` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> src/gatt/descriptor.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Descriptor {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub(crate) value: Option<Vec<u8>>,
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Descriptor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tree` is never read
[INFO] [stdout]   --> src/peripheral/bluez/advertisement.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Advertisement {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     tree: Arc<Mutex<common::Tree>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Advertisement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `object_path` is never read
[INFO] [stdout]   --> src/peripheral/bluez/gatt/descriptor.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Descriptor {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 23 |     pub object_path: Path<'static>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Descriptor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/peripheral/bluez/connection.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn get_bluez_proxy(&'a self, path: &'a Path) -> dbus::nonblock::Proxy<&'a SyncConnection> {
[INFO] [stdout]    |                             ^^              ^^          -----------------------------------------
[INFO] [stdout]    |                             |               |           |                      |
[INFO] [stdout]    |                             |               |           |                      the same lifetime is named here
[INFO] [stdout]    |                             |               |           the same lifetime is hidden here
[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] 30 |     pub fn get_bluez_proxy(&'a self, path: &'a Path) -> dbus::nonblock::Proxy<'a, &'a SyncConnection> {
[INFO] [stdout]    |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/gatt/characteristic.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Characteristic {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub(crate) value: Option<Vec<u8>>,
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Characteristic` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> src/gatt/descriptor.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Descriptor {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub(crate) value: Option<Vec<u8>>,
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Descriptor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tree` is never read
[INFO] [stdout]   --> src/peripheral/bluez/advertisement.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Advertisement {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     tree: Arc<Mutex<common::Tree>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Advertisement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `object_path` is never read
[INFO] [stdout]   --> src/peripheral/bluez/gatt/descriptor.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Descriptor {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 23 |     pub object_path: Path<'static>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Descriptor` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/peripheral/bluez/connection.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn get_bluez_proxy(&'a self, path: &'a Path) -> dbus::nonblock::Proxy<&'a SyncConnection> {
[INFO] [stdout]    |                             ^^              ^^          -----------------------------------------
[INFO] [stdout]    |                             |               |           |                      |
[INFO] [stdout]    |                             |               |           |                      the same lifetime is named here
[INFO] [stdout]    |                             |               |           the same lifetime is hidden here
[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] 30 |     pub fn get_bluez_proxy(&'a self, path: &'a Path) -> dbus::nonblock::Proxy<'a, &'a SyncConnection> {
[INFO] [stdout]    |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bluster v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "46b7d086aabfb78b57138c63e1a85c17235ccf743fc81ca7ee4c9dcf6cb9ea8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b7d086aabfb78b57138c63e1a85c17235ccf743fc81ca7ee4c9dcf6cb9ea8f", kill_on_drop: false }`
[INFO] [stdout] 46b7d086aabfb78b57138c63e1a85c17235ccf743fc81ca7ee4c9dcf6cb9ea8f
