[INFO] fetching crate rtl-sdr-rs 0.3.1... [INFO] testing rtl-sdr-rs-0.3.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate rtl-sdr-rs 0.3.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate rtl-sdr-rs 0.3.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate rtl-sdr-rs 0.3.1 [INFO] tweaked toml for crates.io crate rtl-sdr-rs 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rtl-sdr-rs 0.3.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rtl-sdr-rs 0.3.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe26541eb082c8852f9b9615f97527052a3195e27bbb705c8d3b205874191e83 [INFO] running `Command { std: "docker" "start" "-a" "fe26541eb082c8852f9b9615f97527052a3195e27bbb705c8d3b205874191e83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe26541eb082c8852f9b9615f97527052a3195e27bbb705c8d3b205874191e83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe26541eb082c8852f9b9615f97527052a3195e27bbb705c8d3b205874191e83", kill_on_drop: false }` [INFO] [stdout] fe26541eb082c8852f9b9615f97527052a3195e27bbb705c8d3b205874191e83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a21e361fe9b23e028c2367d307723c0b4ea0c8d88ad02a7212c1a4f9e84908f [INFO] running `Command { std: "docker" "start" "-a" "3a21e361fe9b23e028c2367d307723c0b4ea0c8d88ad02a7212c1a4f9e84908f", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.44 [INFO] [stderr] Compiling unicode-ident v1.0.23 [INFO] [stderr] Compiling memchr v2.8.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling cc v1.2.55 [INFO] [stderr] Compiling regex-syntax v0.8.9 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.180 [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling predicates-core v1.0.9 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling normalize-line-endings v0.3.0 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling termtree v0.5.1 [INFO] [stderr] Compiling difflib v0.4.0 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling float-cmp v0.9.0 [INFO] [stderr] Compiling rusb v0.9.4 [INFO] [stderr] Compiling predicates-tree v1.0.12 [INFO] [stderr] Compiling fragile v2.0.1 [INFO] [stderr] Compiling downcast v0.11.0 [INFO] [stderr] Compiling libusb1-sys v0.7.0 [INFO] [stderr] Compiling regex-automata v0.4.14 [INFO] [stderr] Compiling regex v1.12.3 [INFO] [stderr] Compiling mockall_derive v0.11.4 [INFO] [stderr] Compiling predicates v2.1.5 [INFO] [stderr] Compiling mockall v0.11.4 [INFO] [stderr] Compiling rtl-sdr-rs v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `fir` is never read [INFO] [stdout] --> src/rtlsdr.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct RtlSdr { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 43 | fir: [i32; FIR_LEN], [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RtlSdr` has a derived impl for the trait `Debug`, but this is 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 `name` is never read [INFO] [stdout] --> src/tuners/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct TunerInfo { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 15 | pub id: &'static str, [INFO] [stdout] 16 | pub name: &'static str, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TunerInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.54s [INFO] running `Command { std: "docker" "inspect" "3a21e361fe9b23e028c2367d307723c0b4ea0c8d88ad02a7212c1a4f9e84908f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a21e361fe9b23e028c2367d307723c0b4ea0c8d88ad02a7212c1a4f9e84908f", kill_on_drop: false }` [INFO] [stdout] 3a21e361fe9b23e028c2367d307723c0b4ea0c8d88ad02a7212c1a4f9e84908f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a794d60b41e13ec1635f74d61b85e26cd3fba8390d5fefd21d4b8c67c035562c [INFO] running `Command { std: "docker" "start" "-a" "a794d60b41e13ec1635f74d61b85e26cd3fba8390d5fefd21d4b8c67c035562c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.180 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling syn v2.0.114 [INFO] [stderr] Compiling zerocopy v0.8.39 [INFO] [stderr] Compiling zmij v1.0.20 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Compiling cfg_aliases v0.2.1 [INFO] [stderr] Compiling nix v0.31.1 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling clap_builder v4.5.57 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling iana-time-zone v0.1.65 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling float-cmp v0.9.0 [INFO] [stderr] Compiling chrono v0.4.43 [INFO] [stderr] Compiling predicates v2.1.5 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling libusb1-sys v0.7.0 [INFO] [stderr] Compiling rusb v0.9.4 [INFO] [stderr] Compiling is-terminal v0.4.17 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rayon v1.11.0 [INFO] [stderr] Compiling clap v4.5.57 [INFO] [stderr] Compiling mockall v0.11.4 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling ctrlc v3.5.2 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling stderrlog v0.5.4 [INFO] [stderr] Compiling rtl-sdr-rs v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stdout] warning: field `fir` is never read [INFO] [stdout] --> src/rtlsdr.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct RtlSdr { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 43 | fir: [i32; FIR_LEN], [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RtlSdr` has a derived impl for the trait `Debug`, but this is 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 `name` is never read [INFO] [stdout] --> src/tuners/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct TunerInfo { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 15 | pub id: &'static str, [INFO] [stdout] 16 | pub name: &'static str, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TunerInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling zerocopy-derive v0.8.39 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling half v2.7.1 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> examples/simple_fm.rs:78:17 [INFO] [stdout] | [INFO] [stdout] 78 | let n = f.read(&mut buf[..]).expect("failed to read"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/simple_fm.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | tx.send(buf.to_vec()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 127 | let _ = tx.send(buf.to_vec()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/simple_fm.rs:436:5 [INFO] [stdout] | [INFO] [stdout] 436 | out.write_all(slice_u8); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 436 | let _ = out.write_all(slice_u8); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/simple_fm.rs:437:5 [INFO] [stdout] | [INFO] [stdout] 437 | out.flush(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 437 | let _ = out.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `UsbSelector` is never used [INFO] [stdout] --> src/device/device_handle.rs:13:6 [INFO] [stdout] | [INFO] [stdout] 13 | enum UsbSelector<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DeviceHandle` is never constructed [INFO] [stdout] --> src/device/device_handle.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct DeviceHandle { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/device/device_handle.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl DeviceHandle { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 23 | pub fn open(device_id: DeviceId) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | fn open_from_usb( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | pub fn open_device_with_fd( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | pub fn claim_interface(&mut self, iface: u8) -> Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 126 | pub fn reset(&mut self) -> Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn read_control( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 144 | pub fn write_control( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 158 | pub fn read_bulk(&self, endpoint: u8, buf: &mut [u8], timeout: Duration) -> Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 162 | pub fn get_usb_strings(&self) -> Result<(Option, Option, Option)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fir` is never read [INFO] [stdout] --> src/rtlsdr.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub struct RtlSdr { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 43 | fir: [i32; FIR_LEN], [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RtlSdr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/tuners/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct TunerInfo { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 15 | pub id: &'static str, [INFO] [stdout] 16 | pub name: &'static str, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TunerInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 54.85s [INFO] running `Command { std: "docker" "inspect" "a794d60b41e13ec1635f74d61b85e26cd3fba8390d5fefd21d4b8c67c035562c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a794d60b41e13ec1635f74d61b85e26cd3fba8390d5fefd21d4b8c67c035562c", kill_on_drop: false }` [INFO] [stdout] a794d60b41e13ec1635f74d61b85e26cd3fba8390d5fefd21d4b8c67c035562c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b2c41b72b677ea4b5912e3780f085c2ff008001bbf6d765b3ac10540fc890269 [INFO] running `Command { std: "docker" "start" "-a" "b2c41b72b677ea4b5912e3780f085c2ff008001bbf6d765b3ac10540fc890269", kill_on_drop: false }` [INFO] [stderr] warning: field `fir` is never read [INFO] [stderr] --> src/rtlsdr.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 29 | pub struct RtlSdr { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 43 | fir: [i32; FIR_LEN], [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `RtlSdr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `name` is never read [INFO] [stderr] --> src/tuners/mod.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 14 | pub struct TunerInfo { [INFO] [stderr] | --------- field in this struct [INFO] [stderr] 15 | pub id: &'static str, [INFO] [stderr] 16 | pub name: &'static str, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `TunerInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `rtl-sdr-rs` (lib) generated 2 warnings [INFO] [stderr] warning: enum `UsbSelector` is never used [INFO] [stderr] --> src/device/device_handle.rs:13:6 [INFO] [stderr] | [INFO] [stderr] 13 | enum UsbSelector<'a> { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `DeviceHandle` is never constructed [INFO] [stderr] --> src/device/device_handle.rs:19:12 [INFO] [stderr] | [INFO] [stderr] 19 | pub struct DeviceHandle { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: multiple associated items are never used [INFO] [stderr] --> src/device/device_handle.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 22 | impl DeviceHandle { [INFO] [stderr] | ----------------- associated items in this implementation [INFO] [stderr] 23 | pub fn open(device_id: DeviceId) -> Result { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 37 | fn open_from_usb( [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 97 | pub fn open_device_with_fd( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 123 | pub fn claim_interface(&mut self, iface: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 126 | pub fn reset(&mut self) -> Result<()> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] ... [INFO] [stderr] 130 | pub fn read_control( [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 144 | pub fn write_control( [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 158 | pub fn read_bulk(&self, endpoint: u8, buf: &mut [u8], timeout: Duration) -> Result { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 162 | pub fn get_usb_strings(&self) -> Result<(Option, Option, Option)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `fir` is never read [INFO] [stderr] --> src/rtlsdr.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 29 | pub struct RtlSdr { [INFO] [stderr] | ------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 43 | fir: [i32; FIR_LEN], [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `RtlSdr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> examples/simple_fm.rs:78:17 [INFO] [stderr] | [INFO] [stderr] 78 | let n = f.read(&mut buf[..]).expect("failed to read"); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/simple_fm.rs:127:9 [INFO] [stderr] | [INFO] [stderr] 127 | tx.send(buf.to_vec()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 127 | let _ = tx.send(buf.to_vec()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/simple_fm.rs:436:5 [INFO] [stderr] | [INFO] [stderr] 436 | out.write_all(slice_u8); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 436 | let _ = out.write_all(slice_u8); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/simple_fm.rs:437:5 [INFO] [stderr] | [INFO] [stderr] 437 | out.flush(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 437 | let _ = out.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `rtl-sdr-rs` (lib test) generated 5 warnings (1 duplicate) [INFO] [stderr] warning: `rtl-sdr-rs` (example "simple_fm") generated 4 warnings (run `cargo fix --example "simple_fm" -p rtl-sdr-rs` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rtl_sdr_rs-0fca2f8e025a1719) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test device::device_test::test_demod_read_reg ... ok [INFO] [stdout] test device::device_test::test_device_id_enum_variants ... ok [INFO] [stdout] test device::device_test::test_read_eeprom_larger_buffer ... ok [INFO] [stdout] test device::device_test::test_read_eeprom_partial_read ... ok [INFO] [stdout] test device::device_test::test_usb_strings_delegates_to_handle ... ok [INFO] [stdout] test device::device_test::test_write_reg_u16 ... ok [INFO] [stdout] test device::device_test::test_read_reg_u8 ... ok [INFO] [stdout] test device::device_test::test_read_eeprom_reads_expected_data ... ok [INFO] [stdout] test device::device_test::test_read_reg_u16 ... ok [INFO] [stdout] test device::device_test::test_write_reg_u8 ... ok [INFO] [stdout] test device::device_test::test_read_eeprom_invalid_offset - should panic ... ok [INFO] [stdout] test device::device_test::test_read_eeprom_out_of_range - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [INFO] [stdout] [INFO] [stderr] Doc-tests rtl_sdr_rs [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b2c41b72b677ea4b5912e3780f085c2ff008001bbf6d765b3ac10540fc890269", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2c41b72b677ea4b5912e3780f085c2ff008001bbf6d765b3ac10540fc890269", kill_on_drop: false }` [INFO] [stdout] b2c41b72b677ea4b5912e3780f085c2ff008001bbf6d765b3ac10540fc890269