[INFO] fetching crate rtl-sdr-rs 0.4.2...
[INFO] testing rtl-sdr-rs-0.4.2 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate rtl-sdr-rs 0.4.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rtl-sdr-rs 0.4.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rtl-sdr-rs 0.4.2
[INFO] tweaked toml for crates.io crate rtl-sdr-rs 0.4.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtl-sdr-rs 0.4.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rtl-sdr-rs 0.4.2 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e
[INFO] running `Command { std: "docker" "start" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling predicates-core v1.0.10
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling fragile v2.1.0
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling predicates-tree v1.0.13
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]    Compiling predicates v2.1.5
[INFO] [stderr]    Compiling nusb v0.2.7
[INFO] [stderr]    Compiling mockall v0.11.4
[INFO] [stderr]    Compiling rtl-sdr-rs v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::fetch_update`: renamed to `try_update` for consistency
[INFO] [stdout]    --> src/async_read.rs:401:10
[INFO] [stdout]     |
[INFO] [stdout] 401 |         .fetch_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 401 -         .fetch_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stdout] 401 +         .try_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `fir` is never read
[INFO] [stdout]   --> src/rtlsdr.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct RtlSdr {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     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] warning: unused dependency `mockall`
[INFO] [stderr]  --> Cargo.toml:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | [dependencies.mockall]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `mockall`
[INFO] [stderr] warning: `rtl-sdr-rs` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.01s
[INFO] running `Command { std: "docker" "inspect" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling zerocopy v0.8.56
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling zerocopy-derive v0.8.56
[INFO] [stderr]    Compiling cfg_aliases v0.2.2
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling clap_builder v4.6.6
[INFO] [stderr]    Compiling predicates v2.1.5
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling chrono v0.4.45
[INFO] [stderr]    Compiling nusb v0.2.7
[INFO] [stderr]    Compiling mockall v0.11.4
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling stderrlog v0.5.4
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling clap v4.6.6
[INFO] [stderr]    Compiling rtl-sdr-rs v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::fetch_update`: renamed to `try_update` for consistency
[INFO] [stdout]    --> src/async_read.rs:401:10
[INFO] [stdout]     |
[INFO] [stdout] 401 |         .fetch_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 401 -         .fetch_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stdout] 401 +         .try_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling ctrlc v3.5.2
[INFO] [stdout] warning: field `fir` is never read
[INFO] [stdout]   --> src/rtlsdr.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct RtlSdr {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     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 serde v1.0.229
[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: use of deprecated method `std::sync::atomic::Atomic::<usize>::fetch_update`: renamed to `try_update` for consistency
[INFO] [stdout]    --> src/async_read.rs:401:10
[INFO] [stdout]     |
[INFO] [stdout] 401 |         .fetch_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 401 -         .fetch_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stdout] 401 +         .try_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `fir` is never read
[INFO] [stdout]   --> src/rtlsdr.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct RtlSdr {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     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] warning: unused dependency `mockall`
[INFO] [stderr]  --> Cargo.toml:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | [dependencies.mockall]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `mockall`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `rtl-sdr-rs` (manifest) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 44.78s
[INFO] running `Command { std: "docker" "inspect" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::fetch_update`: renamed to `try_update` for consistency
[INFO] [stderr]    --> src/async_read.rs:401:10
[INFO] [stderr]     |
[INFO] [stderr] 401 |         .fetch_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stderr]     |          ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] help: replace the use of the deprecated method
[INFO] [stderr]     |
[INFO] [stderr] 401 -         .fetch_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stderr] 401 +         .try_update(Ordering::AcqRel, Ordering::Acquire, |count| {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `fir` is never read
[INFO] [stderr]   --> src/rtlsdr.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub struct RtlSdr {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 45 |     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 3 warnings (run `cargo fix --lib -p rtl-sdr-rs` to apply 1 suggestion)
[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 3 warnings (3 duplicates)
[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] warning: unused dependency `mockall`
[INFO] [stderr]  --> Cargo.toml:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | [dependencies.mockall]
[INFO] [stderr]   |               ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `mockall`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `rtl-sdr-rs` (manifest) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/rtl-sdr-rs/7d8b6d8037aa6062/out/rtl_sdr_rs-7d8b6d8037aa6062)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test async_read::tests::owned_reader_buffer_config_uses_defaults_and_validates_alignment ... ok
[INFO] [stdout] test async_read::tests::control_calls_wait_for_the_worker_acknowledgement ... ok
[INFO] [stdout] test async_read::tests::sample_queue_reservation_stops_at_the_limit ... ok
[INFO] [stdout] test device::device_test::test_read_eeprom_partial_read ... ok
[INFO] [stdout] test async_read::tests::stopped_control_handle_rejects_new_commands ... ok
[INFO] [stdout] test device::device_test::test_read_eeprom_larger_buffer ... ok
[INFO] [stdout] test device::device_test::test_read_reg_u16 ... ok
[INFO] [stdout] test device::device_test::test_read_reg_u8 ... 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_write_reg_u8 ... ok
[INFO] [stdout] test error::tests::cancelled_timed_transfer_maps_to_timeout ... ok
[INFO] [stdout] test error::tests::transfer_errors_map_to_stable_usb_kinds ... ok
[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 async_read::tests::cancellation_is_shared_and_sticky ... ok
[INFO] [stdout] test device::device_test::test_read_eeprom_reads_expected_data ... 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. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[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" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e", kill_on_drop: false }`
[INFO] [stdout] 0b92531f17480639516a1ad02f7e27e147dd28448dbc8991dffd8a0924e8043e
