[INFO] fetching crate ufo_rs 0.1.1...
[INFO] testing ufo_rs-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate ufo_rs 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ufo_rs 0.1.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ufo_rs 0.1.1
[INFO] finished tweaking crates.io crate ufo_rs 0.1.1
[INFO] tweaked toml for crates.io crate ufo_rs 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 302714b3fc4a60bf7288024db49ae889ff4cbbab35ed7078dc6ad7e683250d93
[INFO] running `Command { std: "docker" "start" "-a" "302714b3fc4a60bf7288024db49ae889ff4cbbab35ed7078dc6ad7e683250d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "302714b3fc4a60bf7288024db49ae889ff4cbbab35ed7078dc6ad7e683250d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302714b3fc4a60bf7288024db49ae889ff4cbbab35ed7078dc6ad7e683250d93", kill_on_drop: false }`
[INFO] [stdout] 302714b3fc4a60bf7288024db49ae889ff4cbbab35ed7078dc6ad7e683250d93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf7c6cad3b42b8892a068b1bd93056f81aa338b07589b07a86aa03b10e0edf6d
[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" "cf7c6cad3b42b8892a068b1bd93056f81aa338b07589b07a86aa03b10e0edf6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling ufo_rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:182:24
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:190:22
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn up(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn down(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:200:28
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn forwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:204:29
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn backwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:211:28
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn rot_left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:215:29
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn rot_right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_ip`
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     bind_ip: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_port`
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     bind_port: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bat_charge`
[INFO] [stdout]    --> src/lib.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     bat_charge: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bat_cap`
[INFO] [stdout]    --> src/lib.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     bat_cap: usize
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_ip`
[INFO] [stdout]    --> src/lib.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     bind_ip: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_port`
[INFO] [stdout]    --> src/lib.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     bind_port: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `connect_ip`
[INFO] [stdout]    --> src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     connect_ip: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `connect_port`
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     connect_port: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         self.connection.send_command(UdpHex::Land.value());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "cf7c6cad3b42b8892a068b1bd93056f81aa338b07589b07a86aa03b10e0edf6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7c6cad3b42b8892a068b1bd93056f81aa338b07589b07a86aa03b10e0edf6d", kill_on_drop: false }`
[INFO] [stdout] cf7c6cad3b42b8892a068b1bd93056f81aa338b07589b07a86aa03b10e0edf6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53e639523da103b1f8acb716a7c2e99b8329185f81d3e77a55fe7342b3f66941
[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" "53e639523da103b1f8acb716a7c2e99b8329185f81d3e77a55fe7342b3f66941", kill_on_drop: false }`
[INFO] [stderr]    Compiling ufo_rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:182:24
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:190:22
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn up(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn down(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:200:28
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn forwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:204:29
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn backwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:211:28
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn rot_left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:215:29
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn rot_right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_ip`
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     bind_ip: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_port`
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     bind_port: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bat_charge`
[INFO] [stdout]    --> src/lib.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     bat_charge: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bat_cap`
[INFO] [stdout]    --> src/lib.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     bat_cap: usize
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_ip`
[INFO] [stdout]    --> src/lib.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     bind_ip: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_port`
[INFO] [stdout]    --> src/lib.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     bind_port: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `connect_ip`
[INFO] [stdout]    --> src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     connect_ip: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `connect_port`
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     connect_port: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         self.connection.send_command(UdpHex::Land.value());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ufo_rs::traits::drone::*`
[INFO] [stdout]  --> examples/h61-takeoff-landing.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use ufo_rs::traits::drone::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ufo_rs::traits::drone::*`
[INFO] [stdout]  --> examples/h61-forward-march.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ufo_rs::traits::drone::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> examples/h61-hover.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Err(e) => panic!("Connection Error, check connection to drone"),
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> examples/h61-takeoff-landing.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Err(e) => panic!("Connection Error, check connection to drone"),
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> examples/h61-rotate90.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |         Err(e) => panic!("Connection Error, check connection to drone"),
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> examples/h61-forward-march.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         Err(e) => panic!("Connection Error, check connection to drone"),
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:182:24
[INFO] [stdout]     |
[INFO] [stdout] 182 |     fn left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:186:25
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:190:22
[INFO] [stdout]     |
[INFO] [stdout] 190 |     fn up(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn down(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:200:28
[INFO] [stdout]     |
[INFO] [stdout] 200 |     fn forwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:204:29
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn backwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:211:28
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn rot_left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:215:29
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn rot_right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_ip`
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     bind_ip: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_port`
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     bind_port: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bat_charge`
[INFO] [stdout]    --> src/lib.rs:139:5
[INFO] [stdout]     |
[INFO] [stdout] 139 |     bat_charge: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bat_cap`
[INFO] [stdout]    --> src/lib.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     bat_cap: usize
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_ip`
[INFO] [stdout]    --> src/lib.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     bind_ip: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bind_port`
[INFO] [stdout]    --> src/lib.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     bind_port: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `connect_ip`
[INFO] [stdout]    --> src/lib.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     connect_ip: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `connect_port`
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     connect_port: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/drones/jjrc/h61.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         self.connection.send_command(UdpHex::Land.value());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "53e639523da103b1f8acb716a7c2e99b8329185f81d3e77a55fe7342b3f66941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e639523da103b1f8acb716a7c2e99b8329185f81d3e77a55fe7342b3f66941", kill_on_drop: false }`
[INFO] [stdout] 53e639523da103b1f8acb716a7c2e99b8329185f81d3e77a55fe7342b3f66941
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] 92ae19e80917a10114ad8bfc6e13fb179b12c302e403650a52238f5da633be3d
[INFO] running `Command { std: "docker" "start" "-a" "92ae19e80917a10114ad8bfc6e13fb179b12c302e403650a52238f5da633be3d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:182:24
[INFO] [stderr]     |
[INFO] [stderr] 182 |     fn left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:186:25
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:190:22
[INFO] [stderr]     |
[INFO] [stderr] 190 |     fn up(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:194:24
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn down(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:200:28
[INFO] [stderr]     |
[INFO] [stderr] 200 |     fn forwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:204:29
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn backwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:211:28
[INFO] [stderr]     |
[INFO] [stderr] 211 |     fn rot_left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:215:29
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn rot_right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bind_ip`
[INFO] [stderr]   --> src/lib.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     bind_ip: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bind_port`
[INFO] [stderr]   --> src/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     bind_port: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bat_charge`
[INFO] [stderr]    --> src/lib.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     bat_charge: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bat_cap`
[INFO] [stderr]    --> src/lib.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     bat_cap: usize
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bind_ip`
[INFO] [stderr]    --> src/lib.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     bind_ip: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bind_port`
[INFO] [stderr]    --> src/lib.rs:148:5
[INFO] [stderr]     |
[INFO] [stderr] 148 |     bind_port: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `connect_ip`
[INFO] [stderr]    --> src/lib.rs:151:5
[INFO] [stderr]     |
[INFO] [stderr] 151 |     connect_ip: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `connect_port`
[INFO] [stderr]    --> src/lib.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     connect_port: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |         self.connection.send_command(UdpHex::Land.value());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:182:24
[INFO] [stderr]     |
[INFO] [stderr] 182 |     fn left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:186:25
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:190:22
[INFO] [stderr]     |
[INFO] [stderr] 190 |     fn up(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:194:24
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn down(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:200:28
[INFO] [stderr]     |
[INFO] [stderr] 200 |     fn forwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:204:29
[INFO] [stderr]     |
[INFO] [stderr] 204 |     fn backwards(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:211:28
[INFO] [stderr]     |
[INFO] [stderr] 211 |     fn rot_left(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:215:29
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn rot_right(&mut self, time: usize) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_time`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bind_ip`
[INFO] [stderr]   --> src/lib.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     bind_ip: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bind_port`
[INFO] [stderr]   --> src/lib.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     bind_port: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bat_charge`
[INFO] [stderr]    --> src/lib.rs:139:5
[INFO] [stderr]     |
[INFO] [stderr] 139 |     bat_charge: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bat_cap`
[INFO] [stderr]    --> src/lib.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     bat_cap: usize
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bind_ip`
[INFO] [stderr]    --> src/lib.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     bind_ip: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bind_port`
[INFO] [stderr]    --> src/lib.rs:148:5
[INFO] [stderr]     |
[INFO] [stderr] 148 |     bind_port: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `connect_ip`
[INFO] [stderr]    --> src/lib.rs:151:5
[INFO] [stderr]     |
[INFO] [stderr] 151 |     connect_ip: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `connect_port`
[INFO] [stderr]    --> src/lib.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     connect_port: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/drones/jjrc/h61.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |         self.connection.send_command(UdpHex::Land.value());
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> examples/h61-rotate90.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         Err(e) => panic!("Connection Error, check connection to drone"),
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> examples/h61-hover.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         Err(e) => panic!("Connection Error, check connection to drone"),
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ufo_rs::traits::drone::*`
[INFO] [stderr]  --> examples/h61-forward-march.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use ufo_rs::traits::drone::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> examples/h61-forward-march.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         Err(e) => panic!("Connection Error, check connection to drone"),
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ufo_rs::traits::drone::*`
[INFO] [stderr]  --> examples/h61-takeoff-landing.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use ufo_rs::traits::drone::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> examples/h61-takeoff-landing.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |         Err(e) => panic!("Connection Error, check connection to drone"),
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ufo_rs-27d748ad222bf7f1
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests ufo_rs
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "92ae19e80917a10114ad8bfc6e13fb179b12c302e403650a52238f5da633be3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92ae19e80917a10114ad8bfc6e13fb179b12c302e403650a52238f5da633be3d", kill_on_drop: false }`
[INFO] [stdout] 92ae19e80917a10114ad8bfc6e13fb179b12c302e403650a52238f5da633be3d