[INFO] fetching crate nrf24-rs 0.1.1...
[INFO] testing nrf24-rs-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate nrf24-rs 0.1.1 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate nrf24-rs 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nrf24-rs 0.1.1
[INFO] finished tweaking crates.io crate nrf24-rs 0.1.1
[INFO] tweaked toml for crates.io crate nrf24-rs 0.1.1 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f18550e7515916f55da991d38bf25042c2e23fdb37831bf90900e55a6fcd774
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling nrf24-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.74s
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[INFO] [stdout] 7a216e850d1abe6b7798ca01efb3315ab0f9729c3f83b0ea61d07e8d88c7bfe9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nrf24-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "f3def4ff2ae47f389c1c70e2582a1c1f72270ca94d062e24f3261bb3c5ae7c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3def4ff2ae47f389c1c70e2582a1c1f72270ca94d062e24f3261bb3c5ae7c61", kill_on_drop: false }`
[INFO] [stdout] f3def4ff2ae47f389c1c70e2582a1c1f72270ca94d062e24f3261bb3c5ae7c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nrf24_rs-bad361dc35066cff)
[INFO] [stderr]    Doc-tests nrf24-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] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::new (line 63) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::flush_tx (line 580) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::flush_rx (line 590) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::data_available (line 281) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::open_writing_pipe (line 207) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01 (line 25) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::retries (line 491) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::data_rate (line 554) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_address_width (line 540) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_channel (line 512) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::open_reading_pipe (line 172) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::is_connected (line 155) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::payload_size (line 665) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::write (line 385) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::read (line 331) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::data_available_on_pipe (line 302) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::start_listening (line 233) ... FAILED
[INFO] [stdout] test src/config.rs - config::NrfConfig (line 40) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::enable_crc (line 602) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::channel (line 523) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::stop_listening (line 259) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_retries (line 472) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_payload_size (line 622) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::power_up (line 681) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 19) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 84) ... FAILED
[INFO] [stdout] test src/config.rs - config::NrfConfig (line 30) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::power_down (line 709) ... FAILED
[INFO] [stdout] test src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::power_amp_level (line 567) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::new (line 63) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, or an operator, found `::`
[INFO] [stdout]  --> src/nrf24.rs:65:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | let dp = Peripherals::take()::unwrap();
[INFO] [stdout]   |                             ^^ expected one of `.`, `;`, `?`, or an operator
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::flush_tx (line 580) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:581:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chip.flush_tx()?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:581:16
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_580_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | chip.flush_tx()?;
[INFO] [stdout]   | |                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_nrf24_rs_580_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::flush_rx (line 590) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `nrf24l01` in this scope
[INFO] [stdout]  --> src/nrf24.rs:591:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | nrf24l01.flush_rx()?;
[INFO] [stdout]   | ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:591:20
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_590_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | nrf24l01.flush_rx()?;
[INFO] [stdout]   | |                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_nrf24_rs_590_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::data_available (line 281) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataPipe`
[INFO] [stdout]  --> src/nrf24.rs:283:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   |                        ^^^^^^^^ use of undeclared type `DataPipe`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:283:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:284:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | chip.start_listening()?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:286:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | while chip.data_available()? {
[INFO] [stdout]   |       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:288:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     delay.delay_ms(50); // small delay between calls of data_available
[INFO] [stdout]   |     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:283:48
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_281_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]    | |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5  | | chip.start_listening()?;
[INFO] [stdout] 6  | | // Check if there is any data to read
[INFO] [stdout] ...  |
[INFO] [stdout] 10 | | }
[INFO] [stdout] 11 | | } _doctest_main_src_nrf24_rs_281_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:284:23
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_281_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout] 5  | | chip.start_listening()?;
[INFO] [stdout]    | |                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 6  | | // Check if there is any data to read
[INFO] [stdout] ...  |
[INFO] [stdout] 10 | | }
[INFO] [stdout] 11 | | } _doctest_main_src_nrf24_rs_281_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:286:28
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_281_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout] 5  | | chip.start_listening()?;
[INFO] [stdout] 6  | | // Check if there is any data to read
[INFO] [stdout] 7  | | while chip.data_available()? {
[INFO] [stdout]    | |                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] ...  |
[INFO] [stdout] 10 | | }
[INFO] [stdout] 11 | | } _doctest_main_src_nrf24_rs_281_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::open_writing_pipe (line 207) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:209:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.open_writing_pipe(b"Node1")?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:209:33
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_207_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | chip.open_writing_pipe(b"Node1")?;
[INFO] [stdout]   | |                                 ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | } _doctest_main_src_nrf24_rs_207_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01 (line 25) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `nrf24`
[INFO] [stdout]  --> src/nrf24.rs:27:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nrf24::config::NrfConfig;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `nrf24`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `nrf24`
[INFO] [stdout]  --> src/nrf24.rs:26:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24::Nrf24l01;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `nrf24`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi` in this scope
[INFO] [stdout]  --> src/nrf24.rs:30:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | let nrf24 = Nrf24l01::new(spi, ce, ncs, &mut delay, NrfConfig::default()).unwrap();
[INFO] [stdout]   |                           ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce` in this scope
[INFO] [stdout]  --> src/nrf24.rs:30:32
[INFO] [stdout]   |
[INFO] [stdout] 7 | let nrf24 = Nrf24l01::new(spi, ce, ncs, &mut delay, NrfConfig::default()).unwrap();
[INFO] [stdout]   |                                ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ncs` in this scope
[INFO] [stdout]  --> src/nrf24.rs:30:36
[INFO] [stdout]   |
[INFO] [stdout] 7 | let nrf24 = Nrf24l01::new(spi, ce, ncs, &mut delay, NrfConfig::default()).unwrap();
[INFO] [stdout]   |                                    ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:30:46
[INFO] [stdout]   |
[INFO] [stdout] 7 | let nrf24 = Nrf24l01::new(spi, ce, ncs, &mut delay, NrfConfig::default()).unwrap();
[INFO] [stdout]   |                                              ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NrfConfig`
[INFO] [stdout]  --> src/nrf24.rs:30:53
[INFO] [stdout]   |
[INFO] [stdout] 7 | let nrf24 = Nrf24l01::new(spi, ce, ncs, &mut delay, NrfConfig::default()).unwrap();
[INFO] [stdout]   |                                                     ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nrf24_rs::config::NrfConfig;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::retries (line 491) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Nrf24l01`
[INFO] [stdout]  --> src/nrf24.rs:493:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::Nrf24l01;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi_struct` in this scope
[INFO] [stdout]  --> src/nrf24.rs:493:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:493:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ncs_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:493:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                  ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:493:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NrfConfig`
[INFO] [stdout]  --> src/nrf24.rs:493:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::config::NrfConfig;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:493:87
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_491_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]    | |                                                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | | let retries_config = chip.retries()?;
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | | assert_eq!(retries_config.count(), 15);
[INFO] [stdout] 10 | | } _doctest_main_src_nrf24_rs_491_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:495:36
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_491_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout] 5  | |
[INFO] [stdout] 6  | | let retries_config = chip.retries()?;
[INFO] [stdout]    | |                                    ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | | assert_eq!(retries_config.count(), 15);
[INFO] [stdout] 10 | | } _doctest_main_src_nrf24_rs_491_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::data_rate (line 554) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataRate`
[INFO] [stdout]  --> src/nrf24.rs:558:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(chip.data_rate()?, DataRate::R2Mbps);
[INFO] [stdout]   |                               ^^^^^^^^ use of undeclared type `DataRate`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Nrf24l01`
[INFO] [stdout]  --> src/nrf24.rs:556:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::Nrf24l01;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi_struct` in this scope
[INFO] [stdout]  --> src/nrf24.rs:556:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:556:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ncs_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:556:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                  ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:556:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NrfConfig`
[INFO] [stdout]  --> src/nrf24.rs:556:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::config::NrfConfig;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:556:87
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_554_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   | |                                                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | // Default is 2 Mb/s
[INFO] [stdout] 6 | | assert_eq!(chip.data_rate()?, DataRate::R2Mbps);
[INFO] [stdout] 7 | | } _doctest_main_src_nrf24_rs_554_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:558:28
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_554_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout] 5 | | // Default is 2 Mb/s
[INFO] [stdout] 6 | | assert_eq!(chip.data_rate()?, DataRate::R2Mbps);
[INFO] [stdout]   | |                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 7 | | } _doctest_main_src_nrf24_rs_554_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_address_width (line 540) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `nrf24l01` in this scope
[INFO] [stdout]  --> src/nrf24.rs:541:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | nrf24l01.set_address_width(5)?;
[INFO] [stdout]   | ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:541:30
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_540_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | nrf24l01.set_address_width(5)?;
[INFO] [stdout]   | |                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_nrf24_rs_540_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_channel (line 512) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `nrf24l01` in this scope
[INFO] [stdout]  --> src/nrf24.rs:513:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | nrf24l01.set_channel(74)?;
[INFO] [stdout]   | ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:513:25
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_512_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | nrf24l01.set_channel(74)?;
[INFO] [stdout]   | |                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_nrf24_rs_512_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::open_reading_pipe (line 172) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataPipe`
[INFO] [stdout]  --> src/nrf24.rs:173:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   |                        ^^^^^^^^ use of undeclared type `DataPipe`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:173:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:173:48
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_172_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   | |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_nrf24_rs_172_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::is_connected (line 155) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:156:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | if !chip.is_connected()? {
[INFO] [stdout]   |     ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:156:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_155_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | if !chip.is_connected()? {
[INFO] [stdout]   | |                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | |     // Handle disconnection
[INFO] [stdout] 5 | | }
[INFO] [stdout] 6 | | } _doctest_main_src_nrf24_rs_155_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::payload_size (line 665) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Nrf24l01`
[INFO] [stdout]  --> src/nrf24.rs:667:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::Nrf24l01;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi_struct` in this scope
[INFO] [stdout]  --> src/nrf24.rs:667:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:667:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ncs_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:667:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                  ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:667:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NrfConfig`
[INFO] [stdout]  --> src/nrf24.rs:667:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::config::NrfConfig;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PayloadSize`
[INFO] [stdout]  --> src/nrf24.rs:669:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(chip.payload_size()?, PayloadSize::Static(MAX_PAYLOAD_SIZE));
[INFO] [stdout]   |                                  ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::config::PayloadSize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `MAX_PAYLOAD_SIZE` in this scope
[INFO] [stdout]  --> src/nrf24.rs:669:54
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(chip.payload_size()?, PayloadSize::Static(MAX_PAYLOAD_SIZE));
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this constant
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::MAX_PAYLOAD_SIZE;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:667:87
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_665_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   | |                                                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | // Default payload size is MAX_PAYLOAD_SIZE
[INFO] [stdout] 6 | | assert_eq!(chip.payload_size()?, PayloadSize::Static(MAX_PAYLOAD_SIZE));
[INFO] [stdout] 7 | | } _doctest_main_src_nrf24_rs_665_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:669:31
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_665_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout] 5 | | // Default payload size is MAX_PAYLOAD_SIZE
[INFO] [stdout] 6 | | assert_eq!(chip.payload_size()?, PayloadSize::Static(MAX_PAYLOAD_SIZE));
[INFO] [stdout]   | |                               ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 7 | | } _doctest_main_src_nrf24_rs_665_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::write (line 385) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NrfConfig`
[INFO] [stdout]  --> src/nrf24.rs:388:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | let config = NrfConfig::default().payload_size(PayloadSize::Static(4));
[INFO] [stdout]   |              ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nrf24_rs::config::NrfConfig;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PayloadSize`
[INFO] [stdout]  --> src/nrf24.rs:388:48
[INFO] [stdout]   |
[INFO] [stdout] 5 | let config = NrfConfig::default().payload_size(PayloadSize::Static(4));
[INFO] [stdout]   |                                                ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nrf24_rs::config::PayloadSize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Nrf24l01`
[INFO] [stdout]  --> src/nrf24.rs:389:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |            ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nrf24_rs::Nrf24l01;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi` in this scope
[INFO] [stdout]  --> src/nrf24.rs:389:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |                          ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce` in this scope
[INFO] [stdout]  --> src/nrf24.rs:389:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |                               ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ncs` in this scope
[INFO] [stdout]  --> src/nrf24.rs:389:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |                                   ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:389:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |                                             ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `get_reading` in this scope
[INFO] [stdout]   --> src/nrf24.rs:397:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let f = get_reading(); // data from some sensor
[INFO] [stdout]    |             ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]   --> src/nrf24.rs:401:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |     match chip.write(&mut delay, &buffer) {
[INFO] [stdout]    |                           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]   --> src/nrf24.rs:408:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     delay.delay_us(50u16);
[INFO] [stdout]    |     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::read (line 331) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataPipe`
[INFO] [stdout]  --> src/nrf24.rs:337:24
[INFO] [stdout]   |
[INFO] [stdout] 8 | chip.open_reading_pipe(DataPipe::DP0, b"Node1");
[INFO] [stdout]   |                        ^^^^^^^^ use of undeclared type `DataPipe`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NrfConfig`
[INFO] [stdout]  --> src/nrf24.rs:334:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | let config = NrfConfig::default().payload_size(PayloadSize::Static(4));
[INFO] [stdout]   |              ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nrf24_rs::config::NrfConfig;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PayloadSize`
[INFO] [stdout]  --> src/nrf24.rs:334:48
[INFO] [stdout]   |
[INFO] [stdout] 5 | let config = NrfConfig::default().payload_size(PayloadSize::Static(4));
[INFO] [stdout]   |                                                ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nrf24_rs::config::PayloadSize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Nrf24l01`
[INFO] [stdout]  --> src/nrf24.rs:335:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |            ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nrf24_rs::Nrf24l01;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi` in this scope
[INFO] [stdout]  --> src/nrf24.rs:335:26
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |                          ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce` in this scope
[INFO] [stdout]  --> src/nrf24.rs:335:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |                               ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ncs` in this scope
[INFO] [stdout]  --> src/nrf24.rs:335:35
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |                                   ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:335:45
[INFO] [stdout]   |
[INFO] [stdout] 6 | let chip = Nrf24l01::new(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]   |                                             ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]   --> src/nrf24.rs:357:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     delay.delay_us(50u16);
[INFO] [stdout]    |     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::data_available_on_pipe (line 302) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataPipe`
[INFO] [stdout]  --> src/nrf24.rs:304:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   |                        ^^^^^^^^ use of undeclared type `DataPipe`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataPipe`
[INFO] [stdout]  --> src/nrf24.rs:308:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     if pipe == DataPipe::DP1 {
[INFO] [stdout]   |                ^^^^^^^^ use of undeclared type `DataPipe`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:304:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:305:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | chip.start_listening()?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:307:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | while let Some(pipe) = chip.data_available_on_pipe()? {
[INFO] [stdout]   |                        ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]   --> src/nrf24.rs:310:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         delay.delay_ms(50); // small delay between calls of data_available
[INFO] [stdout]    |         ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:304:48
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_302_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]    | |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5  | | chip.start_listening()?;
[INFO] [stdout] 6  | | // Check if there is any data to read on pipe 1
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | | }
[INFO] [stdout] 13 | | } _doctest_main_src_nrf24_rs_302_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:305:23
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_302_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout] 5  | | chip.start_listening()?;
[INFO] [stdout]    | |                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 6  | | // Check if there is any data to read on pipe 1
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | | }
[INFO] [stdout] 13 | | } _doctest_main_src_nrf24_rs_302_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:307:53
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_302_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout] 5  | | chip.start_listening()?;
[INFO] [stdout] 6  | | // Check if there is any data to read on pipe 1
[INFO] [stdout] 7  | | while let Some(pipe) = chip.data_available_on_pipe()? {
[INFO] [stdout]    | |                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | | }
[INFO] [stdout] 13 | | } _doctest_main_src_nrf24_rs_302_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::start_listening (line 233) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataPipe`
[INFO] [stdout]  --> src/nrf24.rs:235:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   |                        ^^^^^^^^ use of undeclared type `DataPipe`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:235:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:237:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | chip.start_listening()
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:235:48
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_233_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   | |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | // Configure the chip to listening modes (non blocking)
[INFO] [stdout] 6 | | chip.start_listening()
[INFO] [stdout] 7 | | // Now we can check for available messages and read them
[INFO] [stdout] 8 | | } _doctest_main_src_nrf24_rs_233_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/config.rs - config::NrfConfig (line 40) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, or an operator, found `,`
[INFO] [stdout]  --> src/config.rs:47:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |     .addr_width(3),
[INFO] [stdout]   |                   ^ expected one of `.`, `;`, `?`, or an operator
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `nrf24`
[INFO] [stdout]  --> src/config.rs:42:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nrf24::config::{PALevel, DataRate, NrfConfig, PayloadSize};
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `nrf24`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `nrf24`
[INFO] [stdout]  --> src/config.rs:41:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24::Nrf24l01;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `nrf24`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::enable_crc (line 602) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EncodingScheme`
[INFO] [stdout]  --> src/nrf24.rs:603:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | chip.enable_crc(EncodingScheme::R2Bytes)?;
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^ use of undeclared type `EncodingScheme`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:603:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | chip.enable_crc(EncodingScheme::R2Bytes)?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:603:41
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_602_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | chip.enable_crc(EncodingScheme::R2Bytes)?;
[INFO] [stdout]   | |                                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4 | | } _doctest_main_src_nrf24_rs_602_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::channel (line 523) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Nrf24l01`
[INFO] [stdout]  --> src/nrf24.rs:525:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::Nrf24l01;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi_struct` in this scope
[INFO] [stdout]  --> src/nrf24.rs:525:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:525:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ncs_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:525:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                  ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:525:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NrfConfig`
[INFO] [stdout]  --> src/nrf24.rs:525:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::config::NrfConfig;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:525:87
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_523_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   | |                                                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | // Default is channel 76
[INFO] [stdout] 6 | | assert_eq!(chip.channel()?, 76);
[INFO] [stdout] 7 | | } _doctest_main_src_nrf24_rs_523_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:527:26
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_523_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout] 5 | | // Default is channel 76
[INFO] [stdout] 6 | | assert_eq!(chip.channel()?, 76);
[INFO] [stdout]   | |                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 7 | | } _doctest_main_src_nrf24_rs_523_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::stop_listening (line 259) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DataPipe`
[INFO] [stdout]  --> src/nrf24.rs:261:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   |                        ^^^^^^^^ use of undeclared type `DataPipe`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:261:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:262:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | chip.start_listening()?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:265:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | chip.stop_listening()?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:261:48
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_259_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout]   | |                                                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | chip.start_listening()?;
[INFO] [stdout] 6 | | // ... read data
[INFO] [stdout] 7 | | // Reading is done, now we can stop listening
[INFO] [stdout] 8 | | chip.stop_listening()?;
[INFO] [stdout] 9 | | } _doctest_main_src_nrf24_rs_259_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:262:23
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_259_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout] 5 | | chip.start_listening()?;
[INFO] [stdout]   | |                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 6 | | // ... read data
[INFO] [stdout] 7 | | // Reading is done, now we can stop listening
[INFO] [stdout] 8 | | chip.stop_listening()?;
[INFO] [stdout] 9 | | } _doctest_main_src_nrf24_rs_259_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:265:22
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_259_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | chip.open_reading_pipe(DataPipe::DP0, b"Node1")?;
[INFO] [stdout] 5 | | chip.start_listening()?;
[INFO] [stdout] 6 | | // ... read data
[INFO] [stdout] 7 | | // Reading is done, now we can stop listening
[INFO] [stdout] 8 | | chip.stop_listening()?;
[INFO] [stdout]   | |                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 9 | | } _doctest_main_src_nrf24_rs_259_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_retries (line 472) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `nrf24l01` in this scope
[INFO] [stdout]  --> src/nrf24.rs:475:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | nrf24l01.set_retries((5, 15))?;
[INFO] [stdout]   | ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:475:30
[INFO] [stdout]   |
[INFO] [stdout] 4 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_472_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 5 | | nrf24l01.set_retries((5, 15))?;
[INFO] [stdout]   | |                              ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 6 | | } _doctest_main_src_nrf24_rs_472_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_payload_size (line 622) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PayloadSize`
[INFO] [stdout]  --> src/nrf24.rs:624:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.set_payload_size(PayloadSize::Dynamic)?;
[INFO] [stdout]   |                       ^^^^^^^^^^^ use of undeclared type `PayloadSize`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:624:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.set_payload_size(PayloadSize::Dynamic)?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:625:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | chip.set_payload_size(0)?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:627:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | chip.set_payload_size(12)?; // Messages will be 12 bytes
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:628:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | chip.set_payload_size(PayloadSize::Static(12))?; // Same as previous
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PayloadSize`
[INFO] [stdout]  --> src/nrf24.rs:628:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | chip.set_payload_size(PayloadSize::Static(12))?; // Same as previous
[INFO] [stdout]   |                       ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::config::PayloadSize;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:629:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | chip.set_payload_size(49)?; // Messages will be `MAX_PAYLOAD_SIZE`
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:624:44
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_622_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.set_payload_size(PayloadSize::Dynamic)?;
[INFO] [stdout]    | |                                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5  | | chip.set_payload_size(0)?;
[INFO] [stdout] 6  | | // Following methods set a static payload size.
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | | chip.set_payload_size(49)?; // Messages will be `MAX_PAYLOAD_SIZE`
[INFO] [stdout] 10 | | } _doctest_main_src_nrf24_rs_622_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:625:25
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_622_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.set_payload_size(PayloadSize::Dynamic)?;
[INFO] [stdout] 5  | | chip.set_payload_size(0)?;
[INFO] [stdout]    | |                         ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 6  | | // Following methods set a static payload size.
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | | chip.set_payload_size(49)?; // Messages will be `MAX_PAYLOAD_SIZE`
[INFO] [stdout] 10 | | } _doctest_main_src_nrf24_rs_622_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:627:26
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_622_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.set_payload_size(PayloadSize::Dynamic)?;
[INFO] [stdout] 5  | | chip.set_payload_size(0)?;
[INFO] [stdout] 6  | | // Following methods set a static payload size.
[INFO] [stdout] 7  | | chip.set_payload_size(12)?; // Messages will be 12 bytes
[INFO] [stdout]    | |                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 8  | | chip.set_payload_size(PayloadSize::Static(12))?; // Same as previous
[INFO] [stdout] 9  | | chip.set_payload_size(49)?; // Messages will be `MAX_PAYLOAD_SIZE`
[INFO] [stdout] 10 | | } _doctest_main_src_nrf24_rs_622_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:628:47
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_622_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.set_payload_size(PayloadSize::Dynamic)?;
[INFO] [stdout] 5  | | chip.set_payload_size(0)?;
[INFO] [stdout] 6  | | // Following methods set a static payload size.
[INFO] [stdout] 7  | | chip.set_payload_size(12)?; // Messages will be 12 bytes
[INFO] [stdout] 8  | | chip.set_payload_size(PayloadSize::Static(12))?; // Same as previous
[INFO] [stdout]    | |                                               ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 9  | | chip.set_payload_size(49)?; // Messages will be `MAX_PAYLOAD_SIZE`
[INFO] [stdout] 10 | | } _doctest_main_src_nrf24_rs_622_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/nrf24.rs:629:26
[INFO] [stdout]    |
[INFO] [stdout] 3  |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_622_0() {
[INFO] [stdout]    |  ______________________________________-
[INFO] [stdout] 4  | | chip.set_payload_size(PayloadSize::Dynamic)?;
[INFO] [stdout] 5  | | chip.set_payload_size(0)?;
[INFO] [stdout] 6  | | // Following methods set a static payload size.
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | | chip.set_payload_size(49)?; // Messages will be `MAX_PAYLOAD_SIZE`
[INFO] [stdout]    | |                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 10 | | } _doctest_main_src_nrf24_rs_622_0() }
[INFO] [stdout]    | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::power_up (line 681) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:683:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.power_down(&mut delay)?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:683:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.power_down(&mut delay)?;
[INFO] [stdout]   |                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:686:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | chip.power_up(&mut delay)?; // power back up
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:686:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | chip.power_up(&mut delay)?; // power back up
[INFO] [stdout]   |                    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:683:28
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_681_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | chip.power_down(&mut delay)?;
[INFO] [stdout]   | |                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | // Zzz
[INFO] [stdout] 6 | | // ...
[INFO] [stdout] 7 | | chip.power_up(&mut delay)?; // power back up
[INFO] [stdout] 8 | | } _doctest_main_src_nrf24_rs_681_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:686:26
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_681_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | chip.power_down(&mut delay)?;
[INFO] [stdout] 5 | | // Zzz
[INFO] [stdout] 6 | | // ...
[INFO] [stdout] 7 | | chip.power_up(&mut delay)?; // power back up
[INFO] [stdout]   | |                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 8 | | } _doctest_main_src_nrf24_rs_681_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 19) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hal`
[INFO] [stdout]  --> src/lib.rs:23:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hal::prelude::*;
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `hal`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `panic_halt`
[INFO] [stdout]  --> src/lib.rs:20:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use panic_halt as _;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no external crate `panic_halt`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `atmega168_hal`, `hal::spi`
[INFO] [stdout]  --> src/lib.rs:22:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use atmega168_hal as hal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no external crate `atmega168_hal`
[INFO] [stdout] 6 | use hal::prelude::*;
[INFO] [stdout] 7 | use hal::spi;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `atmega168_hal`
[INFO] [stdout]   --> src/lib.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[atmega168_hal::entry]
[INFO] [stdout]    |   ^^^^^^^^^^^^^ use of undeclared crate or module `atmega168_hal`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `spi`
[INFO] [stdout]   --> src/lib.rs:41:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let settings = spi::Settings {
[INFO] [stdout]    |                    ^^^ use of undeclared crate or module `spi`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `spi`
[INFO] [stdout]   --> src/lib.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |         data_order: spi::DataOrder::MostSignificantFirst,
[INFO] [stdout]    |                     ^^^ use of undeclared crate or module `spi`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `spi`
[INFO] [stdout]   --> src/lib.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |         clock: spi::SerialClockRate::OscfOver4,
[INFO] [stdout]    |                ^^^ use of undeclared crate or module `spi`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `spi`
[INFO] [stdout]   --> src/lib.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let (spi, ncs) = spi::Spi::new(dp.SPI, sclk, mosi, miso, ncs, settings);
[INFO] [stdout]    |                      ^^^ use of undeclared crate or module `spi`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce` in this scope
[INFO] [stdout]   --> src/lib.rs:60:43
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut nrf_chip = Nrf24l01::New(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]    |                                           ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `nrf` in this scope
[INFO] [stdout]   --> src/lib.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     nrf.open_writing_pipe(b"Node1").unwrap();
[INFO] [stdout]    |     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `nrf` in this scope
[INFO] [stdout]   --> src/lib.rs:71:24
[INFO] [stdout]    |
[INFO] [stdout] 54 |     while let Err(e) = nrf.write(&mut delay, &message) {
[INFO] [stdout]    |                        ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `PayloadSize: From<usize>` is not satisfied
[INFO] [stdout]   --> src/lib.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |         .payload_size(message.len());
[INFO] [stdout]    |          ^^^^^^^^^^^^ the trait `From<usize>` is not implemented for `PayloadSize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <PayloadSize as From<u8>>
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<PayloadSize>` for `usize`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated item named `New` found for struct `Nrf24l01` in the current scope
[INFO] [stdout]   --> src/lib.rs:60:34
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut nrf_chip = Nrf24l01::New(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  associated item not found in `Nrf24l01<_, _, _>`
[INFO] [stdout]    |                                  help: there is an associated function with a similar name: `new`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0432, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 84) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hal`
[INFO] [stdout]  --> src/lib.rs:88:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hal::prelude::*;
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `hal`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `panic_halt`
[INFO] [stdout]  --> src/lib.rs:85:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use panic_halt as _;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no external crate `panic_halt`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `atmega168_hal`, `hal::spi`
[INFO] [stdout]  --> src/lib.rs:87:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use atmega168_hal as hal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^ no external crate `atmega168_hal`
[INFO] [stdout] 6 | use hal::prelude::*;
[INFO] [stdout] 7 | use hal::spi;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `atmega168_hal`
[INFO] [stdout]   --> src/lib.rs:93:3
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[atmega168_hal::entry]
[INFO] [stdout]    |   ^^^^^^^^^^^^^ use of undeclared crate or module `atmega168_hal`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `spi`
[INFO] [stdout]   --> src/lib.rs:106:20
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let settings = spi::Settings {
[INFO] [stdout]    |                    ^^^ use of undeclared crate or module `spi`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `spi`
[INFO] [stdout]   --> src/lib.rs:107:21
[INFO] [stdout]    |
[INFO] [stdout] 25 |         data_order: spi::DataOrder::MostSignificantFirst,
[INFO] [stdout]    |                     ^^^ use of undeclared crate or module `spi`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `spi`
[INFO] [stdout]   --> src/lib.rs:108:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |         clock: spi::SerialClockRate::OscfOver4,
[INFO] [stdout]    |                ^^^ use of undeclared crate or module `spi`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `spi`
[INFO] [stdout]   --> src/lib.rs:111:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let (spi, ncs) = spi::Spi::new(dp.SPI, sclk, mosi, miso, ncs, settings);
[INFO] [stdout]    |                      ^^^ use of undeclared crate or module `spi`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce` in this scope
[INFO] [stdout]   --> src/lib.rs:123:43
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut nrf_chip = Nrf24l01::New(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]    |                                           ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `PayloadSize: From<usize>` is not satisfied
[INFO] [stdout]   --> src/lib.rs:120:10
[INFO] [stdout]    |
[INFO] [stdout] 38 |         .payload_size(b"Hello world!".len());
[INFO] [stdout]    |          ^^^^^^^^^^^^ the trait `From<usize>` is not implemented for `PayloadSize`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <PayloadSize as From<u8>>
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<PayloadSize>` for `usize`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no associated item named `New` found for struct `Nrf24l01` in the current scope
[INFO] [stdout]   --> src/lib.rs:123:34
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut nrf_chip = Nrf24l01::New(spi, ce, ncs, &mut delay, config).unwrap();
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  associated item not found in `Nrf24l01<_, _, _>`
[INFO] [stdout]    |                                  help: there is an associated function with a similar name: `new`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `[{integer}; 12]` with `&[u8; 12]`
[INFO] [stdout]   --> src/lib.rs:146:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     assert_eq!(buffer, b"Hello world!");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `[{integer}; 12] == &[u8; 12]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `PartialEq<&[u8; 12]>` is not implemented for `[{integer}; 12]`
[INFO] [stdout]    = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0432, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/config.rs - config::NrfConfig (line 30) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `nrf24`
[INFO] [stdout]  --> src/config.rs:32:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use nrf24::config::NrfConfig;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `nrf24`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `nrf24`
[INFO] [stdout]  --> src/config.rs:31:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24::Nrf24l01;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `nrf24`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NrfConfig`
[INFO] [stdout]  --> src/config.rs:34:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | let config = NrfConfig::default();
[INFO] [stdout]   |              ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use nrf24_rs::config::NrfConfig;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi` in this scope
[INFO] [stdout]  --> src/config.rs:36:30
[INFO] [stdout]   |
[INFO] [stdout] 8 | let mut chip = Nrf24l01::new(spi, ce, ncs, delay, config)?;
[INFO] [stdout]   |                              ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce` in this scope
[INFO] [stdout]  --> src/config.rs:36:35
[INFO] [stdout]   |
[INFO] [stdout] 8 | let mut chip = Nrf24l01::new(spi, ce, ncs, delay, config)?;
[INFO] [stdout]   |                                   ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ncs` in this scope
[INFO] [stdout]  --> src/config.rs:36:39
[INFO] [stdout]   |
[INFO] [stdout] 8 | let mut chip = Nrf24l01::new(spi, ce, ncs, delay, config)?;
[INFO] [stdout]   |                                       ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/config.rs:36:44
[INFO] [stdout]   |
[INFO] [stdout] 8 | let mut chip = Nrf24l01::new(spi, ce, ncs, delay, config)?;
[INFO] [stdout]   |                                            ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/config.rs:36:58
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_config_rs_30_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 3 | | use nrf24::Nrf24l01;
[INFO] [stdout] 4 | | use nrf24::config::NrfConfig;
[INFO] [stdout] 5 | |
[INFO] [stdout] ... |
[INFO] [stdout] 8 | | let mut chip = Nrf24l01::new(spi, ce, ncs, delay, config)?;
[INFO] [stdout]   | |                                                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 9 | | } _doctest_main_src_config_rs_30_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::power_down (line 709) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:711:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.power_down(&mut delay)?;
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:711:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | chip.power_down(&mut delay)?;
[INFO] [stdout]   |                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `chip` in this scope
[INFO] [stdout]  --> src/nrf24.rs:714:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | chip.power_up(&mut delay)?; // power back up
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:714:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | chip.power_up(&mut delay)?; // power back up
[INFO] [stdout]   |                    ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:711:28
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_709_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | chip.power_down(&mut delay)?;
[INFO] [stdout]   | |                            ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | // Zzz
[INFO] [stdout] 6 | | // ...
[INFO] [stdout] 7 | | chip.power_up(&mut delay)?; // power back up
[INFO] [stdout] 8 | | } _doctest_main_src_nrf24_rs_709_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:714:26
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_709_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | chip.power_down(&mut delay)?;
[INFO] [stdout] 5 | | // Zzz
[INFO] [stdout] 6 | | // ...
[INFO] [stdout] 7 | | chip.power_up(&mut delay)?; // power back up
[INFO] [stdout]   | |                          ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 8 | | } _doctest_main_src_nrf24_rs_709_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::power_amp_level (line 567) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PALevel`
[INFO] [stdout]  --> src/nrf24.rs:571:37
[INFO] [stdout]   |
[INFO] [stdout] 6 | assert_eq!(chip.power_amp_level()?, PALevel::Min);
[INFO] [stdout]   |                                     ^^^^^^^ use of undeclared type `PALevel`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Nrf24l01`
[INFO] [stdout]  --> src/nrf24.rs:569:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::Nrf24l01;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi_struct` in this scope
[INFO] [stdout]  --> src/nrf24.rs:569:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ce_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:569:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                          ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `ncs_pin` in this scope
[INFO] [stdout]  --> src/nrf24.rs:569:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                  ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/nrf24.rs:569:59
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                           ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NrfConfig`
[INFO] [stdout]  --> src/nrf24.rs:569:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   |                                                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nrf24_rs::config::NrfConfig;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:569:87
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_567_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout]   | |                                                                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 5 | | // Default is Min PALevel
[INFO] [stdout] 6 | | assert_eq!(chip.power_amp_level()?, PALevel::Min);
[INFO] [stdout] 7 | | } _doctest_main_src_nrf24_rs_567_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/nrf24.rs:571:34
[INFO] [stdout]   |
[INFO] [stdout] 3 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_nrf24_rs_567_0() {
[INFO] [stdout]   |  ______________________________________-
[INFO] [stdout] 4 | | let mut chip = Nrf24l01::new(spi_struct, ce_pin, ncs_pin, delay, NrfConfig::default())?;
[INFO] [stdout] 5 | | // Default is Min PALevel
[INFO] [stdout] 6 | | assert_eq!(chip.power_amp_level()?, PALevel::Min);
[INFO] [stdout]   | |                                  ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 7 | | } _doctest_main_src_nrf24_rs_567_0() }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout]   = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/config.rs - config::NrfConfig (line 30)
[INFO] [stdout]     src/config.rs - config::NrfConfig (line 40)
[INFO] [stdout]     src/lib.rs - (line 19)
[INFO] [stdout]     src/lib.rs - (line 84)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01 (line 25)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::channel (line 523)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::data_available (line 281)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::data_available_on_pipe (line 302)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::data_rate (line 554)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::enable_crc (line 602)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::flush_rx (line 590)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::flush_tx (line 580)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::is_connected (line 155)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::new (line 63)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::open_reading_pipe (line 172)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::open_writing_pipe (line 207)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::payload_size (line 665)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::power_amp_level (line 567)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::power_down (line 709)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::power_up (line 681)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::read (line 331)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::retries (line 491)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_address_width (line 540)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_channel (line 512)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_payload_size (line 622)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::set_retries (line 472)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::start_listening (line 233)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::stop_listening (line 259)
[INFO] [stdout]     src/nrf24.rs - nrf24::Nrf24l01<SPI, CE, NCS>::write (line 385)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 29 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.96s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "98fea6d5275e8a92bdb158c04c28cfc1ba159943ab634f4924576d63f122622f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98fea6d5275e8a92bdb158c04c28cfc1ba159943ab634f4924576d63f122622f", kill_on_drop: false }`
[INFO] [stdout] 98fea6d5275e8a92bdb158c04c28cfc1ba159943ab634f4924576d63f122622f
