[INFO] fetching crate bluster 0.2.0...
[INFO] testing bluster-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate bluster 0.2.0 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bluster 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 98 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: v1.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded objc_id v0.1.1
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded pretty_env_logger v0.2.5
[INFO] [stderr]   Downloaded dbus-tokio v0.7.6
[INFO] [stderr]   Downloaded objc-foundation v0.1.1
[INFO] [stderr]   Downloaded dbus-tree v0.9.2
[INFO] [stderr]   Downloaded dbus-crossroads v0.3.0
[INFO] [stderr]   Downloaded dbus v0.9.9
[INFO] [stderr]   Downloaded libdbus-sys v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3519faa54c8c56a55b8c243217eb44acdf79c2c084a8597ae8f83f064178894a
[INFO] running `Command { std: "docker" "start" "-a" "3519faa54c8c56a55b8c243217eb44acdf79c2c084a8597ae8f83f064178894a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3519faa54c8c56a55b8c243217eb44acdf79c2c084a8597ae8f83f064178894a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3519faa54c8c56a55b8c243217eb44acdf79c2c084a8597ae8f83f064178894a", kill_on_drop: false }`
[INFO] [stdout] 3519faa54c8c56a55b8c243217eb44acdf79c2c084a8597ae8f83f064178894a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b09f3a9e2c415c1d5e267d85b8165b52f14423ba32f10c6f5f9dadaf52fda7c
[INFO] running `Command { std: "docker" "start" "-a" "8b09f3a9e2c415c1d5e267d85b8165b52f14423ba32f10c6f5f9dadaf52fda7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling libdbus-sys v0.2.6
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling dbus v0.9.9
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling dbus-crossroads v0.3.0
[INFO] [stderr]    Compiling dbus-tree v0.9.2
[INFO] [stderr]    Compiling dbus-tokio v0.7.6
[INFO] [stderr]    Compiling bluster v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: 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/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: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) 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] error: 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/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] error: 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/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] error: 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/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)]` (part of `#[warn(unused)]`) 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:30:57
[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] error: could not compile `bluster` (lib) due to 8 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8b09f3a9e2c415c1d5e267d85b8165b52f14423ba32f10c6f5f9dadaf52fda7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b09f3a9e2c415c1d5e267d85b8165b52f14423ba32f10c6f5f9dadaf52fda7c", kill_on_drop: false }`
[INFO] [stdout] 8b09f3a9e2c415c1d5e267d85b8165b52f14423ba32f10c6f5f9dadaf52fda7c
