[INFO] fetching crate libbeaglebone 0.5.0... [INFO] testing libbeaglebone-0.5.0 against 1.59.0 for beta-1.60-1 [INFO] extracting crate libbeaglebone 0.5.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate libbeaglebone 0.5.0 on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate libbeaglebone 0.5.0 [INFO] finished tweaking crates.io crate libbeaglebone 0.5.0 [INFO] tweaked toml for crates.io crate libbeaglebone 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7a92e71d3753857815602f4326af3da1858eff7a81e19880241eb898f3bbbd15 [INFO] running `Command { std: "docker" "start" "-a" "7a92e71d3753857815602f4326af3da1858eff7a81e19880241eb898f3bbbd15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a92e71d3753857815602f4326af3da1858eff7a81e19880241eb898f3bbbd15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a92e71d3753857815602f4326af3da1858eff7a81e19880241eb898f3bbbd15", kill_on_drop: false }` [INFO] [stdout] 7a92e71d3753857815602f4326af3da1858eff7a81e19880241eb898f3bbbd15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2df3ac2cb8b433b8dc4fb3cc07623e971abe9569d50513a26eaae9e17361a793 [INFO] running `Command { std: "docker" "start" "-a" "2df3ac2cb8b433b8dc4fb3cc07623e971abe9569d50513a26eaae9e17361a793", kill_on_drop: false }` [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling ioctl-rs v0.1.6 [INFO] [stderr] Compiling nix v0.8.1 [INFO] [stderr] Compiling serialport v1.0.1 [INFO] [stderr] Compiling libbeaglebone v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `extra_requirement_in_impl` has been removed: converted into hard error, see issue #37166 for more information [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | extra_requirement_in_impl, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | plugin_as_library, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stdout] --> src/lib.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | private_no_mangle_fns, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported [INFO] [stdout] --> src/lib.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | private_no_mangle_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | safe_extern_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | unions_with_drop_fields, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/gpio.rs:230:32 [INFO] [stdout] | [INFO] [stdout] 230 | pub fn read(&self) -> Result<(PinState)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | unused_parens, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 230 - pub fn read(&self) -> Result<(PinState)> { [INFO] [stdout] 230 + pub fn read(&self) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/uart.rs:46:39 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 46 - pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stdout] 46 + pub fn new(uart_num: u32) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/uart.rs:95:60 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 95 - pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stdout] 95 + pub fn read_chars(&mut self, num_bytes: usize) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/uart.rs:122:64 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 122 - pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stdout] 122 + pub fn read_to_string(&mut self, num_bytes: usize) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/i2c.rs:69:37 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 69 - pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stdout] 69 + pub fn new(i2c_num: u8) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/i2c.rs:156:36 [INFO] [stdout] | [INFO] [stdout] 156 | pub fn read(&mut self) -> Result<(u8)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 156 - pub fn read(&mut self) -> Result<(u8)> { [INFO] [stdout] 156 + pub fn read(&mut self) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spi.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / bitflags! { [INFO] [stdout] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stdout] 9 | | /// Clock Phase [INFO] [stdout] 10 | | const SPI_CPHA = 0x01; [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spi.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / bitflags! { [INFO] [stdout] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stdout] 9 | | /// Clock Phase [INFO] [stdout] 10 | | const SPI_CPHA = 0x01; [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spi.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / bitflags! { [INFO] [stdout] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stdout] 9 | | /// Clock Phase [INFO] [stdout] 10 | | const SPI_CPHA = 0x01; [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/uart.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | port: Box, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 - port: Box, [INFO] [stdout] 25 + port: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `i2c_num` [INFO] [stdout] --> src/i2c.rs:47:3 [INFO] [stdout] | [INFO] [stdout] 47 | i2c_num: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bits_per_word` [INFO] [stdout] --> src/spi.rs:111:3 [INFO] [stdout] | [INFO] [stdout] 111 | bits_per_word: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `max_speed_hz` [INFO] [stdout] --> src/spi.rs:112:3 [INFO] [stdout] | [INFO] [stdout] 112 | max_speed_hz: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `lsb_first` [INFO] [stdout] --> src/spi.rs:113:3 [INFO] [stdout] | [INFO] [stdout] 113 | lsb_first: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `spi_mode` [INFO] [stdout] --> src/spi.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 114 | spi_mode: SPIModeFlags, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.26s [INFO] running `Command { std: "docker" "inspect" "2df3ac2cb8b433b8dc4fb3cc07623e971abe9569d50513a26eaae9e17361a793", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2df3ac2cb8b433b8dc4fb3cc07623e971abe9569d50513a26eaae9e17361a793", kill_on_drop: false }` [INFO] [stdout] 2df3ac2cb8b433b8dc4fb3cc07623e971abe9569d50513a26eaae9e17361a793 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8c26d0530ffa346512baeeb91d9836e2ebe7cccbaa4dadd5c4c0613fd2f20c81 [INFO] running `Command { std: "docker" "start" "-a" "8c26d0530ffa346512baeeb91d9836e2ebe7cccbaa4dadd5c4c0613fd2f20c81", kill_on_drop: false }` [INFO] [stdout] warning: lint `extra_requirement_in_impl` has been removed: converted into hard error, see issue #37166 for more information [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | extra_requirement_in_impl, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | plugin_as_library, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stdout] --> src/lib.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | private_no_mangle_fns, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported [INFO] [stdout] --> src/lib.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | private_no_mangle_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | safe_extern_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | unions_with_drop_fields, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/gpio.rs:230:32 [INFO] [stdout] | [INFO] [stdout] 230 | pub fn read(&self) -> Result<(PinState)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | unused_parens, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 230 - pub fn read(&self) -> Result<(PinState)> { [INFO] [stdout] 230 + pub fn read(&self) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/uart.rs:46:39 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 46 - pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stdout] 46 + pub fn new(uart_num: u32) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/uart.rs:95:60 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 95 - pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stdout] 95 + pub fn read_chars(&mut self, num_bytes: usize) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/uart.rs:122:64 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 122 - pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stdout] 122 + pub fn read_to_string(&mut self, num_bytes: usize) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/i2c.rs:69:37 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 69 - pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stdout] 69 + pub fn new(i2c_num: u8) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/i2c.rs:156:36 [INFO] [stdout] | [INFO] [stdout] 156 | pub fn read(&mut self) -> Result<(u8)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 156 - pub fn read(&mut self) -> Result<(u8)> { [INFO] [stdout] 156 + pub fn read(&mut self) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spi.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / bitflags! { [INFO] [stdout] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stdout] 9 | | /// Clock Phase [INFO] [stdout] 10 | | const SPI_CPHA = 0x01; [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spi.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / bitflags! { [INFO] [stdout] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stdout] 9 | | /// Clock Phase [INFO] [stdout] 10 | | const SPI_CPHA = 0x01; [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spi.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / bitflags! { [INFO] [stdout] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stdout] 9 | | /// Clock Phase [INFO] [stdout] 10 | | const SPI_CPHA = 0x01; [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/uart.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | port: Box, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 - port: Box, [INFO] [stdout] 25 + port: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `i2c_num` [INFO] [stdout] --> src/i2c.rs:47:3 [INFO] [stdout] | [INFO] [stdout] 47 | i2c_num: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bits_per_word` [INFO] [stdout] --> src/spi.rs:111:3 [INFO] [stdout] | [INFO] [stdout] 111 | bits_per_word: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `max_speed_hz` [INFO] [stdout] --> src/spi.rs:112:3 [INFO] [stdout] | [INFO] [stdout] 112 | max_speed_hz: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `lsb_first` [INFO] [stdout] --> src/spi.rs:113:3 [INFO] [stdout] | [INFO] [stdout] 113 | lsb_first: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `spi_mode` [INFO] [stdout] --> src/spi.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 114 | spi_mode: SPIModeFlags, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling libbeaglebone v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `extra_requirement_in_impl` has been removed: converted into hard error, see issue #37166 for more information [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | extra_requirement_in_impl, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | plugin_as_library, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stdout] --> src/lib.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | private_no_mangle_fns, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported [INFO] [stdout] --> src/lib.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | private_no_mangle_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | safe_extern_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | unions_with_drop_fields, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/gpio.rs:230:32 [INFO] [stdout] | [INFO] [stdout] 230 | pub fn read(&self) -> Result<(PinState)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | unused_parens, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 230 - pub fn read(&self) -> Result<(PinState)> { [INFO] [stdout] 230 + pub fn read(&self) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/uart.rs:46:39 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 46 - pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stdout] 46 + pub fn new(uart_num: u32) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/uart.rs:95:60 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 95 - pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stdout] 95 + pub fn read_chars(&mut self, num_bytes: usize) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/uart.rs:122:64 [INFO] [stdout] | [INFO] [stdout] 122 | pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 122 - pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stdout] 122 + pub fn read_to_string(&mut self, num_bytes: usize) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/i2c.rs:69:37 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 69 - pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stdout] 69 + pub fn new(i2c_num: u8) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/i2c.rs:156:36 [INFO] [stdout] | [INFO] [stdout] 156 | pub fn read(&mut self) -> Result<(u8)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 156 - pub fn read(&mut self) -> Result<(u8)> { [INFO] [stdout] 156 + pub fn read(&mut self) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spi.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / bitflags! { [INFO] [stdout] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stdout] 9 | | /// Clock Phase [INFO] [stdout] 10 | | const SPI_CPHA = 0x01; [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spi.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / bitflags! { [INFO] [stdout] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stdout] 9 | | /// Clock Phase [INFO] [stdout] 10 | | const SPI_CPHA = 0x01; [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/spi.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / bitflags! { [INFO] [stdout] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stdout] 9 | | /// Clock Phase [INFO] [stdout] 10 | | const SPI_CPHA = 0x01; [INFO] [stdout] ... | [INFO] [stdout] 40 | | } [INFO] [stdout] 41 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/uart.rs:25:13 [INFO] [stdout] | [INFO] [stdout] 25 | port: Box, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 25 - port: Box, [INFO] [stdout] 25 + port: Box, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `i2c_num` [INFO] [stdout] --> src/i2c.rs:47:3 [INFO] [stdout] | [INFO] [stdout] 47 | i2c_num: u8, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | unused, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `bits_per_word` [INFO] [stdout] --> src/spi.rs:111:3 [INFO] [stdout] | [INFO] [stdout] 111 | bits_per_word: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `max_speed_hz` [INFO] [stdout] --> src/spi.rs:112:3 [INFO] [stdout] | [INFO] [stdout] 112 | max_speed_hz: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `lsb_first` [INFO] [stdout] --> src/spi.rs:113:3 [INFO] [stdout] | [INFO] [stdout] 113 | lsb_first: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `spi_mode` [INFO] [stdout] --> src/spi.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 114 | spi_mode: SPIModeFlags, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.71s [INFO] running `Command { std: "docker" "inspect" "8c26d0530ffa346512baeeb91d9836e2ebe7cccbaa4dadd5c4c0613fd2f20c81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c26d0530ffa346512baeeb91d9836e2ebe7cccbaa4dadd5c4c0613fd2f20c81", kill_on_drop: false }` [INFO] [stdout] 8c26d0530ffa346512baeeb91d9836e2ebe7cccbaa4dadd5c4c0613fd2f20c81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 414e47f768d22d448201823e7c3995a1a2b330c23b6a04de03552dc8ba50e538 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "414e47f768d22d448201823e7c3995a1a2b330c23b6a04de03552dc8ba50e538", kill_on_drop: false }` [INFO] [stderr] warning: lint `extra_requirement_in_impl` has been removed: converted into hard error, see issue #37166 for more information [INFO] [stderr] --> src/lib.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | extra_requirement_in_impl, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stderr] --> src/lib.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | legacy_directory_ownership, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stderr] --> src/lib.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | plugin_as_library, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stderr] --> src/lib.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | private_no_mangle_fns, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported [INFO] [stderr] --> src/lib.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | private_no_mangle_statics, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stderr] --> src/lib.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | safe_extern_statics, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unknown lint: `unions_with_drop_fields` [INFO] [stderr] --> src/lib.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | unions_with_drop_fields, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unknown_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/gpio.rs:230:32 [INFO] [stderr] | [INFO] [stderr] 230 | pub fn read(&self) -> Result<(PinState)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | unused_parens, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 230 - pub fn read(&self) -> Result<(PinState)> { [INFO] [stderr] 230 + pub fn read(&self) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/uart.rs:46:39 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 46 - pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stderr] 46 + pub fn new(uart_num: u32) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/uart.rs:95:60 [INFO] [stderr] | [INFO] [stderr] 95 | pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 95 - pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stderr] 95 + pub fn read_chars(&mut self, num_bytes: usize) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/uart.rs:122:64 [INFO] [stderr] | [INFO] [stderr] 122 | pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 122 - pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stderr] 122 + pub fn read_to_string(&mut self, num_bytes: usize) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/i2c.rs:69:37 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 69 - pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stderr] 69 + pub fn new(i2c_num: u8) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/i2c.rs:156:36 [INFO] [stderr] | [INFO] [stderr] 156 | pub fn read(&mut self) -> Result<(u8)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 156 - pub fn read(&mut self) -> Result<(u8)> { [INFO] [stderr] 156 + pub fn read(&mut self) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/spi.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / bitflags! { [INFO] [stderr] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stderr] 9 | | /// Clock Phase [INFO] [stderr] 10 | | const SPI_CPHA = 0x01; [INFO] [stderr] ... | [INFO] [stderr] 40 | | } [INFO] [stderr] 41 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/spi.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / bitflags! { [INFO] [stderr] 8 | | pub struct SPIModeFlags: u32 { [INFO] [stderr] 9 | | /// Clock Phase [INFO] [stderr] 10 | | const SPI_CPHA = 0x01; [INFO] [stderr] ... | [INFO] [stderr] 40 | | } [INFO] [stderr] 41 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/uart.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | port: Box, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 25 - port: Box, [INFO] [stderr] 25 + port: Box, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field is never read: `i2c_num` [INFO] [stderr] --> src/i2c.rs:47:3 [INFO] [stderr] | [INFO] [stderr] 47 | i2c_num: u8, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | unused, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] = note: `#[warn(dead_code)]` implied by `#[warn(unused)]` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `bits_per_word` [INFO] [stderr] --> src/spi.rs:111:3 [INFO] [stderr] | [INFO] [stderr] 111 | bits_per_word: u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `max_speed_hz` [INFO] [stderr] --> src/spi.rs:112:3 [INFO] [stderr] | [INFO] [stderr] 112 | max_speed_hz: u32, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `lsb_first` [INFO] [stderr] --> src/spi.rs:113:3 [INFO] [stderr] | [INFO] [stderr] 113 | lsb_first: bool, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `spi_mode` [INFO] [stderr] --> src/spi.rs:114:3 [INFO] [stderr] | [INFO] [stderr] 114 | spi_mode: SPIModeFlags, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `libbeaglebone` (lib) generated 22 warnings (1 duplicate) [INFO] [stderr] warning: `libbeaglebone` (lib test) generated 22 warnings (22 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/libbeaglebone-4fef4903771b0463) [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] [stderr] Doc-tests libbeaglebone [INFO] [stderr] warning: lint `extra_requirement_in_impl` has been removed: converted into hard error, see issue #37166 for more information [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | extra_requirement_in_impl, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | legacy_directory_ownership, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | plugin_as_library, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | private_no_mangle_fns, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | private_no_mangle_statics, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | safe_extern_statics, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unknown lint: `unions_with_drop_fields` [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | unions_with_drop_fields, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unknown_lints)]` on by default [INFO] [stderr] [INFO] [stderr] error: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/gpio.rs:230:32 [INFO] [stderr] | [INFO] [stderr] 230 | pub fn read(&self) -> Result<(PinState)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | unused_parens, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 230 - pub fn read(&self) -> Result<(PinState)> { [INFO] [stderr] 230 + pub fn read(&self) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/uart.rs:46:39 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 46 - pub fn new(uart_num: u32) -> Result<(UART)> { [INFO] [stderr] 46 + pub fn new(uart_num: u32) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/uart.rs:95:60 [INFO] [stderr] | [INFO] [stderr] 95 | pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 95 - pub fn read_chars(&mut self, num_bytes: usize) -> Result<(Vec)> { [INFO] [stderr] 95 + pub fn read_chars(&mut self, num_bytes: usize) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/uart.rs:122:64 [INFO] [stderr] | [INFO] [stderr] 122 | pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 122 - pub fn read_to_string(&mut self, num_bytes: usize) -> Result<(String)> { [INFO] [stderr] 122 + pub fn read_to_string(&mut self, num_bytes: usize) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/i2c.rs:69:37 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 69 - pub fn new(i2c_num: u8) -> Result<(I2C)> { [INFO] [stderr] 69 + pub fn new(i2c_num: u8) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/i2c.rs:156:36 [INFO] [stderr] | [INFO] [stderr] 156 | pub fn read(&mut self) -> Result<(u8)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 156 - pub fn read(&mut self) -> Result<(u8)> { [INFO] [stderr] 156 + pub fn read(&mut self) -> Result { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors; 7 warnings emitted [INFO] [stderr] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "414e47f768d22d448201823e7c3995a1a2b330c23b6a04de03552dc8ba50e538", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "414e47f768d22d448201823e7c3995a1a2b330c23b6a04de03552dc8ba50e538", kill_on_drop: false }` [INFO] [stdout] 414e47f768d22d448201823e7c3995a1a2b330c23b6a04de03552dc8ba50e538