[INFO] cloning repository https://github.com/therealfarfetchd/tabletsupport
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/therealfarfetchd/tabletsupport" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftherealfarfetchd%2Ftabletsupport", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftherealfarfetchd%2Ftabletsupport'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e17750f8fb2692c2b0c471e2c35bd71c3164464e
[INFO] checking therealfarfetchd/tabletsupport against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftherealfarfetchd%2Ftabletsupport" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/therealfarfetchd/tabletsupport
[INFO] finished tweaking git repo https://github.com/therealfarfetchd/tabletsupport
[INFO] tweaked toml for git repo https://github.com/therealfarfetchd/tabletsupport written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/therealfarfetchd/tabletsupport on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/therealfarfetchd/tabletsupport already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libdbus-sys v0.1.5
[INFO] [stderr]   Downloaded dbus v0.6.4
[INFO] [stderr]   Downloaded libc v0.2.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7f6deab4832391f470f325e8433d6103d72515f510e96a71244a90a3edb6364
[INFO] running `Command { std: "docker" "start" "-a" "e7f6deab4832391f470f325e8433d6103d72515f510e96a71244a90a3edb6364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7f6deab4832391f470f325e8433d6103d72515f510e96a71244a90a3edb6364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f6deab4832391f470f325e8433d6103d72515f510e96a71244a90a3edb6364", kill_on_drop: false }`
[INFO] [stdout] e7f6deab4832391f470f325e8433d6103d72515f510e96a71244a90a3edb6364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01368652b6b5f199e51f86dff553d189b50d067ac81d714e20006d41858a236d
[INFO] running `Command { std: "docker" "start" "-a" "01368652b6b5f199e51f86dff553d189b50d067ac81d714e20006d41858a236d", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]     Checking dbus v0.6.4
[INFO] [stderr]     Checking tabletsupport v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sensorproxy.rs:28:108
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn get_all(&self, interface_name: &str) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>, Self...
[INFO] [stdout]    |                                                                                                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn get_all(&self, interface_name: &str) -> Result<::std::collections::HashMap<String, arg::Variant<Box<dyn arg::RefArg + 'static>>>, Self::Err> {
[INFO] [stdout]    |                                                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/sensorproxy.rs:9:108
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn get_all(&self, interface_name: &str) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>, Self...
[INFO] [stdout]   |                                                                                                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn get_all(&self, interface_name: &str) -> Result<::std::collections::HashMap<String, arg::Variant<Box<dyn arg::RefArg + 'static>>>, Self::Err>;
[INFO] [stdout]   |                                                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sensorproxy.rs:54:82
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub changed_properties: ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>,
[INFO] [stdout]    |                                                                                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub changed_properties: ::std::collections::HashMap<String, arg::Variant<Box<dyn arg::RefArg + 'static>>>,
[INFO] [stdout]    |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sensorproxy.rs:35:78
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let properties: ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>> = i.read()?;
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let properties: ::std::collections::HashMap<String, arg::Variant<Box<dyn arg::RefArg + 'static>>> = i.read()?;
[INFO] [stdout]    |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sensorproxy.rs:28:108
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn get_all(&self, interface_name: &str) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>, Self...
[INFO] [stdout]    |                                                                                                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn get_all(&self, interface_name: &str) -> Result<::std::collections::HashMap<String, arg::Variant<Box<dyn arg::RefArg + 'static>>>, Self::Err> {
[INFO] [stdout]    |                                                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/sensorproxy.rs:9:108
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn get_all(&self, interface_name: &str) -> Result<::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>, Self...
[INFO] [stdout]   |                                                                                                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn get_all(&self, interface_name: &str) -> Result<::std::collections::HashMap<String, arg::Variant<Box<dyn arg::RefArg + 'static>>>, Self::Err>;
[INFO] [stdout]   |                                                                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sensorproxy.rs:54:82
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub changed_properties: ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>>,
[INFO] [stdout]    |                                                                                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub changed_properties: ::std::collections::HashMap<String, arg::Variant<Box<dyn arg::RefArg + 'static>>>,
[INFO] [stdout]    |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sensorproxy.rs:35:78
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let properties: ::std::collections::HashMap<String, arg::Variant<Box<arg::RefArg + 'static>>> = i.read()?;
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let properties: ::std::collections::HashMap<String, arg::Variant<Box<dyn arg::RefArg + 'static>>> = i.read()?;
[INFO] [stdout]    |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OrgFreedesktopDBusProperties` is never used
[INFO] [stdout]  --> src/sensorproxy.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait OrgFreedesktopDBusProperties {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OrgFreedesktopDBusIntrospectable` is never used
[INFO] [stdout]   --> src/sensorproxy.rs:74:11
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub trait OrgFreedesktopDBusIntrospectable {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OrgFreedesktopDBusPeer` is never used
[INFO] [stdout]   --> src/sensorproxy.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub trait OrgFreedesktopDBusPeer {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `release_accelerometer`, `claim_light`, `release_light`, `get_has_ambient_light`, `get_light_level_unit`, and `get_light_level` are never used
[INFO] [stdout]    --> src/sensorproxy.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub trait NetHadessSensorProxy {
[INFO] [stdout]     |           -------------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn release_accelerometer(&self) -> Result<(), Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 122 |     fn claim_light(&self) -> Result<(), Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 123 |     fn release_light(&self) -> Result<(), Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn get_has_ambient_light(&self) -> Result<bool, Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 127 |     fn get_light_level_unit(&self) -> Result<String, Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 128 |     fn get_light_level(&self) -> Result<f64, Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/main.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |   for rd in fs::read_dir(CONF_PATH) {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 48 -   for rd in fs::read_dir(CONF_PATH) {
[INFO] [stdout] 48 +   while let Ok(rd) = fs::read_dir(CONF_PATH) {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 48 -   for rd in fs::read_dir(CONF_PATH) {
[INFO] [stdout] 48 +   if let Ok(rd) = fs::read_dir(CONF_PATH) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OrgFreedesktopDBusProperties` is never used
[INFO] [stdout]  --> src/sensorproxy.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait OrgFreedesktopDBusProperties {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OrgFreedesktopDBusIntrospectable` is never used
[INFO] [stdout]   --> src/sensorproxy.rs:74:11
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub trait OrgFreedesktopDBusIntrospectable {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `OrgFreedesktopDBusPeer` is never used
[INFO] [stdout]   --> src/sensorproxy.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub trait OrgFreedesktopDBusPeer {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `release_accelerometer`, `claim_light`, `release_light`, `get_has_ambient_light`, `get_light_level_unit`, and `get_light_level` are never used
[INFO] [stdout]    --> src/sensorproxy.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub trait NetHadessSensorProxy {
[INFO] [stdout]     |           -------------------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 121 |     fn release_accelerometer(&self) -> Result<(), Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 122 |     fn claim_light(&self) -> Result<(), Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 123 |     fn release_light(&self) -> Result<(), Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn get_has_ambient_light(&self) -> Result<bool, Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 127 |     fn get_light_level_unit(&self) -> Result<String, Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 128 |     fn get_light_level(&self) -> Result<f64, Self::Err>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `Result`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/main.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |   for rd in fs::read_dir(CONF_PATH) {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 48 -   for rd in fs::read_dir(CONF_PATH) {
[INFO] [stdout] 48 +   while let Ok(rd) = fs::read_dir(CONF_PATH) {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 48 -   for rd in fs::read_dir(CONF_PATH) {
[INFO] [stdout] 48 +   if let Ok(rd) = fs::read_dir(CONF_PATH) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "01368652b6b5f199e51f86dff553d189b50d067ac81d714e20006d41858a236d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01368652b6b5f199e51f86dff553d189b50d067ac81d714e20006d41858a236d", kill_on_drop: false }`
[INFO] [stdout] 01368652b6b5f199e51f86dff553d189b50d067ac81d714e20006d41858a236d
