[INFO] fetching crate xbee_s2c 0.1.0... [INFO] checking xbee_s2c-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate xbee_s2c 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate xbee_s2c 0.1.0 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate xbee_s2c 0.1.0 [INFO] finished tweaking crates.io crate xbee_s2c 0.1.0 [INFO] tweaked toml for crates.io crate xbee_s2c 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding arraydeque v0.4.5 (latest: v0.5.1) [INFO] [stderr] Adding arrayvec v0.4.12 (latest: v0.7.6) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e921714d41100d852c771c1cd469030ce1755b5d44a129e7fec118a126a9b460 [INFO] running `Command { std: "docker" "start" "-a" "e921714d41100d852c771c1cd469030ce1755b5d44a129e7fec118a126a9b460", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e921714d41100d852c771c1cd469030ce1755b5d44a129e7fec118a126a9b460", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e921714d41100d852c771c1cd469030ce1755b5d44a129e7fec118a126a9b460", kill_on_drop: false }` [INFO] [stdout] e921714d41100d852c771c1cd469030ce1755b5d44a129e7fec118a126a9b460 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75e976e4b2e42177175f572b450907f9321a1eb77cf550920e5a9ac341c538fe [INFO] running `Command { std: "docker" "start" "-a" "75e976e4b2e42177175f572b450907f9321a1eb77cf550920e5a9ac341c538fe", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Compiling arraydeque v0.4.5 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking xbee_s2c v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/api_frame.rs:157:1 [INFO] [stdout] | [INFO] [stdout] 157 | / /// bitfield [INFO] [stdout] 158 | | /// [0..2] reserved [INFO] [stdout] 159 | | /// [3..6] analog [INFO] [stdout] 160 | | /// [7..15] digital [INFO] [stdout] | |_------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:23:29 [INFO] [stdout] | [INFO] [stdout] 23 | use embedded_hal::digital::{InputPin, OutputPin}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:23:39 [INFO] [stdout] | [INFO] [stdout] 23 | use embedded_hal::digital::{InputPin, OutputPin}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:176:8 [INFO] [stdout] | [INFO] [stdout] 176 | C: OutputPin, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:177:8 [INFO] [stdout] | [INFO] [stdout] 177 | A: InputPin, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/api_frame.rs:157:1 [INFO] [stdout] | [INFO] [stdout] 157 | / /// bitfield [INFO] [stdout] 158 | | /// [0..2] reserved [INFO] [stdout] 159 | | /// [3..6] analog [INFO] [stdout] 160 | | /// [7..15] digital [INFO] [stdout] | |_------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:23:29 [INFO] [stdout] | [INFO] [stdout] 23 | use embedded_hal::digital::{InputPin, OutputPin}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:23:39 [INFO] [stdout] | [INFO] [stdout] 23 | use embedded_hal::digital::{InputPin, OutputPin}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::OutputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:176:8 [INFO] [stdout] | [INFO] [stdout] 176 | C: OutputPin, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated trait `embedded_hal::digital::InputPin`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:177:8 [INFO] [stdout] | [INFO] [stdout] 177 | A: InputPin, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `embedded_hal::digital::OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:212:16 [INFO] [stdout] | [INFO] [stdout] 212 | cs.set_low(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `embedded_hal::digital::OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:218:16 [INFO] [stdout] | [INFO] [stdout] 218 | cs.set_high(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `embedded_hal::digital::InputPin::is_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:228:34 [INFO] [stdout] | [INFO] [stdout] 228 | attn_val = self.attn.is_high(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `frame_id` [INFO] [stdout] --> src/lib.rs:321:34 [INFO] [stdout] | [INFO] [stdout] 321 | pub fn at_command(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `at_cmd` [INFO] [stdout] --> src/lib.rs:321:48 [INFO] [stdout] | [INFO] [stdout] 321 | pub fn at_command(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_at_cmd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `params` [INFO] [stdout] --> src/lib.rs:321:65 [INFO] [stdout] | [INFO] [stdout] 321 | pub fn at_command(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `frame_id` [INFO] [stdout] --> src/lib.rs:325:38 [INFO] [stdout] | [INFO] [stdout] 325 | pub fn at_queue_param(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `at_cmd` [INFO] [stdout] --> src/lib.rs:325:52 [INFO] [stdout] | [INFO] [stdout] 325 | pub fn at_queue_param(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_at_cmd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `params` [INFO] [stdout] --> src/lib.rs:325:69 [INFO] [stdout] | [INFO] [stdout] 325 | pub fn at_queue_param(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `frame_id` [INFO] [stdout] --> src/lib.rs:329:41 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn remote_at_command(&mut self, frame_id: u8, addr: Addr, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/lib.rs:329:55 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn remote_at_command(&mut self, frame_id: u8, addr: Addr, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `at_cmd` [INFO] [stdout] --> src/lib.rs:329:67 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn remote_at_command(&mut self, frame_id: u8, addr: Addr, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_at_cmd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `params` [INFO] [stdout] --> src/lib.rs:329:84 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn remote_at_command(&mut self, frame_id: u8, addr: Addr, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `escaped` and `encrypted` are never read [INFO] [stdout] --> src/api_frame.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct FramePacker { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 28 | state: FramePackingState, [INFO] [stdout] 29 | escaped: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 30 | encrypted: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `frame_type` is never used [INFO] [stdout] --> src/api_frame.rs:368:8 [INFO] [stdout] | [INFO] [stdout] 367 | impl<'a> ApiData<'a> { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] 368 | fn frame_type(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/api_frame.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn new(data: I, escaped: bool, encrypted: bool) -> Result, ApiPackError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 48 | Ok(FramePacker { [INFO] [stdout] | ____________^ [INFO] [stdout] 49 | | state: FramePackingState::Start, [INFO] [stdout] 50 | | escaped, [INFO] [stdout] 51 | | encrypted, [INFO] [stdout] 52 | | data, [INFO] [stdout] 53 | | checksum: 0, [INFO] [stdout] 54 | | }) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xbee_s2c` (lib) due to 2 previous errors; 20 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: use of deprecated method `embedded_hal::digital::OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:212:16 [INFO] [stdout] | [INFO] [stdout] 212 | cs.set_low(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `embedded_hal::digital::OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:218:16 [INFO] [stdout] | [INFO] [stdout] 218 | cs.set_high(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `embedded_hal::digital::InputPin::is_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2. [INFO] [stdout] --> src/lib.rs:228:34 [INFO] [stdout] | [INFO] [stdout] 228 | attn_val = self.attn.is_high(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `frame_id` [INFO] [stdout] --> src/lib.rs:321:34 [INFO] [stdout] | [INFO] [stdout] 321 | pub fn at_command(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `at_cmd` [INFO] [stdout] --> src/lib.rs:321:48 [INFO] [stdout] | [INFO] [stdout] 321 | pub fn at_command(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_at_cmd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `params` [INFO] [stdout] --> src/lib.rs:321:65 [INFO] [stdout] | [INFO] [stdout] 321 | pub fn at_command(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `frame_id` [INFO] [stdout] --> src/lib.rs:325:38 [INFO] [stdout] | [INFO] [stdout] 325 | pub fn at_queue_param(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `at_cmd` [INFO] [stdout] --> src/lib.rs:325:52 [INFO] [stdout] | [INFO] [stdout] 325 | pub fn at_queue_param(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_at_cmd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `params` [INFO] [stdout] --> src/lib.rs:325:69 [INFO] [stdout] | [INFO] [stdout] 325 | pub fn at_queue_param(&mut self, frame_id: u8, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `frame_id` [INFO] [stdout] --> src/lib.rs:329:41 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn remote_at_command(&mut self, frame_id: u8, addr: Addr, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `addr` [INFO] [stdout] --> src/lib.rs:329:55 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn remote_at_command(&mut self, frame_id: u8, addr: Addr, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `at_cmd` [INFO] [stdout] --> src/lib.rs:329:67 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn remote_at_command(&mut self, frame_id: u8, addr: Addr, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_at_cmd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `params` [INFO] [stdout] --> src/lib.rs:329:84 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn remote_at_command(&mut self, frame_id: u8, addr: Addr, at_cmd: [u8; 2], params: &[u8]) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `escaped` and `encrypted` are never read [INFO] [stdout] --> src/api_frame.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 27 | pub struct FramePacker { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 28 | state: FramePackingState, [INFO] [stdout] 29 | escaped: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 30 | encrypted: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `frame_type` is never used [INFO] [stdout] --> src/api_frame.rs:368:8 [INFO] [stdout] | [INFO] [stdout] 367 | impl<'a> ApiData<'a> { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] 368 | fn frame_type(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/api_frame.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn new(data: I, escaped: bool, encrypted: bool) -> Result, ApiPackError> { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 48 | Ok(FramePacker { [INFO] [stdout] | ____________^ [INFO] [stdout] 49 | | state: FramePackingState::Start, [INFO] [stdout] 50 | | escaped, [INFO] [stdout] 51 | | encrypted, [INFO] [stdout] 52 | | data, [INFO] [stdout] 53 | | checksum: 0, [INFO] [stdout] 54 | | }) [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xbee_s2c` (lib test) due to 2 previous errors; 20 warnings emitted [INFO] running `Command { std: "docker" "inspect" "75e976e4b2e42177175f572b450907f9321a1eb77cf550920e5a9ac341c538fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75e976e4b2e42177175f572b450907f9321a1eb77cf550920e5a9ac341c538fe", kill_on_drop: false }` [INFO] [stdout] 75e976e4b2e42177175f572b450907f9321a1eb77cf550920e5a9ac341c538fe