[INFO] fetching crate ttk4145_elevator_server 0.1.3...
[INFO] checking ttk4145_elevator_server-0.1.3 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate ttk4145_elevator_server 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ttk4145_elevator_server 0.1.3 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ttk4145_elevator_server 0.1.3
[INFO] finished tweaking crates.io crate ttk4145_elevator_server 0.1.3
[INFO] tweaked toml for crates.io crate ttk4145_elevator_server 0.1.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7e8599cf5180b5cc424bdc1717e81577d265e79d1d3237d1bb942f44922632d
[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" "c7e8599cf5180b5cc424bdc1717e81577d265e79d1d3237d1bb942f44922632d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7e8599cf5180b5cc424bdc1717e81577d265e79d1d3237d1bb942f44922632d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e8599cf5180b5cc424bdc1717e81577d265e79d1d3237d1bb942f44922632d", kill_on_drop: false }`
[INFO] [stdout] c7e8599cf5180b5cc424bdc1717e81577d265e79d1d3237d1bb942f44922632d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10aeae3c0f21614f555b348f29eaabc64b32a851f71df1498d45ae636abb52a0
[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" "10aeae3c0f21614f555b348f29eaabc64b32a851f71df1498d45ae636abb52a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking ttk4145_elevator_server v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:13:40
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub(crate) const OBSTRUCTION: c_uint = (0x300+23);
[INFO] [stdout]    |                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:14:33
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) const STOP: c_uint = (0x300+22);
[INFO] [stdout]    |                                 ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:15:44
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) const BUTTON_COMMAND0: c_uint = (0x300+21);
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:16:44
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) const BUTTON_COMMAND1: c_uint = (0x300+20);
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:17:44
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) const BUTTON_COMMAND2: c_uint = (0x300+19);
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(crate) const BUTTON_COMMAND3: c_uint = (0x300+18);
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) const BUTTON_UP0: c_uint = (0x300+17);
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:20:39
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(crate) const BUTTON_UP1: c_uint = (0x300+16);
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:26:41
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) const BUTTON_DOWN1: c_uint = (0x200+0);
[INFO] [stdout]    |                                         ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) const BUTTON_UP2: c_uint = (0x200+1);
[INFO] [stdout]    |                                       ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:28:41
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(crate) const BUTTON_DOWN2: c_uint = (0x200+2);
[INFO] [stdout]    |                                         ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub(crate) const BUTTON_DOWN3: c_uint = (0x200+3);
[INFO] [stdout]    |                                         ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) const SENSOR_FLOOR0: c_uint = (0x200+4);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:31:42
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub(crate) const SENSOR_FLOOR1: c_uint = (0x200+5);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:32:42
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub(crate) const SENSOR_FLOOR2: c_uint = (0x200+6);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub(crate) const SENSOR_FLOOR3: c_uint = (0x200+7);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:40:39
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub(crate) const LIGHT_STOP: c_uint = (0x300+14);
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:41:43
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub(crate) const LIGHT_COMMAND0: c_uint = (0x300+13);
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:42:43
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub(crate) const LIGHT_COMMAND1: c_uint = (0x300+12);
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:43:43
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) const LIGHT_COMMAND2: c_uint = (0x300+11);
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:44:43
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub(crate) const LIGHT_COMMAND3: c_uint = (0x300+10);
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:45:38
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub(crate) const LIGHT_UP0: c_uint = (0x300+9);
[INFO] [stdout]    |                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:46:38
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub(crate) const LIGHT_UP1: c_uint = (0x300+8);
[INFO] [stdout]    |                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub(crate) const LIGHT_DOWN1: c_uint = (0x300+7);
[INFO] [stdout]    |                                        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:53:38
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub(crate) const LIGHT_UP2: c_uint = (0x300+6);
[INFO] [stdout]    |                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub(crate) const LIGHT_DOWN2: c_uint = (0x300+5);
[INFO] [stdout]    |                                        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:55:40
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub(crate) const LIGHT_DOWN3: c_uint = (0x300+4);
[INFO] [stdout]    |                                        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:56:44
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub(crate) const LIGHT_DOOR_OPEN: c_uint = (0x300+3);
[INFO] [stdout]    |                                            ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:57:44
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub(crate) const LIGHT_FLOOR_IND1: c_uint =(0x300+1);
[INFO] [stdout]    |                                            ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:58:44
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub(crate) const LIGHT_FLOOR_IND0: c_uint =(0x300+0);
[INFO] [stdout]    |                                            ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:61:34
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) const MOTOR: c_uint = (0x100+0);
[INFO] [stdout]    |                                  ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/main.rs:107:76
[INFO] [stdout]     |
[INFO] [stdout] 107 |             let comedi = comedi_open(CString::new(interface_name).unwrap().as_ptr());
[INFO] [stdout]     |                                      ------------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `ElevatorServer` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `elevator_server`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:13:40
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub(crate) const OBSTRUCTION: c_uint = (0x300+23);
[INFO] [stdout]    |                                        ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:14:33
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) const STOP: c_uint = (0x300+22);
[INFO] [stdout]    |                                 ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:15:44
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) const BUTTON_COMMAND0: c_uint = (0x300+21);
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:16:44
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) const BUTTON_COMMAND1: c_uint = (0x300+20);
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:17:44
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) const BUTTON_COMMAND2: c_uint = (0x300+19);
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(crate) const BUTTON_COMMAND3: c_uint = (0x300+18);
[INFO] [stdout]    |                                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(crate) const BUTTON_UP0: c_uint = (0x300+17);
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:20:39
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(crate) const BUTTON_UP1: c_uint = (0x300+16);
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:26:41
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) const BUTTON_DOWN1: c_uint = (0x200+0);
[INFO] [stdout]    |                                         ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) const BUTTON_UP2: c_uint = (0x200+1);
[INFO] [stdout]    |                                       ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:28:41
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(crate) const BUTTON_DOWN2: c_uint = (0x200+2);
[INFO] [stdout]    |                                         ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub(crate) const BUTTON_DOWN3: c_uint = (0x200+3);
[INFO] [stdout]    |                                         ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) const SENSOR_FLOOR0: c_uint = (0x200+4);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:31:42
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub(crate) const SENSOR_FLOOR1: c_uint = (0x200+5);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:32:42
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub(crate) const SENSOR_FLOOR2: c_uint = (0x200+6);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub(crate) const SENSOR_FLOOR3: c_uint = (0x200+7);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:40:39
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub(crate) const LIGHT_STOP: c_uint = (0x300+14);
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:41:43
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub(crate) const LIGHT_COMMAND0: c_uint = (0x300+13);
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:42:43
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub(crate) const LIGHT_COMMAND1: c_uint = (0x300+12);
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:43:43
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) const LIGHT_COMMAND2: c_uint = (0x300+11);
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:44:43
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub(crate) const LIGHT_COMMAND3: c_uint = (0x300+10);
[INFO] [stdout]    |                                           ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:45:38
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub(crate) const LIGHT_UP0: c_uint = (0x300+9);
[INFO] [stdout]    |                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:46:38
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub(crate) const LIGHT_UP1: c_uint = (0x300+8);
[INFO] [stdout]    |                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub(crate) const LIGHT_DOWN1: c_uint = (0x300+7);
[INFO] [stdout]    |                                        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:53:38
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub(crate) const LIGHT_UP2: c_uint = (0x300+6);
[INFO] [stdout]    |                                      ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub(crate) const LIGHT_DOWN2: c_uint = (0x300+5);
[INFO] [stdout]    |                                        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:55:40
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub(crate) const LIGHT_DOWN3: c_uint = (0x300+4);
[INFO] [stdout]    |                                        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:56:44
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub(crate) const LIGHT_DOOR_OPEN: c_uint = (0x300+3);
[INFO] [stdout]    |                                            ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:57:44
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub(crate) const LIGHT_FLOOR_IND1: c_uint =(0x300+1);
[INFO] [stdout]    |                                            ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:58:44
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub(crate) const LIGHT_FLOOR_IND0: c_uint =(0x300+0);
[INFO] [stdout]    |                                            ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/channel.rs:61:34
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub(crate) const MOTOR: c_uint = (0x100+0);
[INFO] [stdout]    |                                  ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:422:13
[INFO] [stdout]     |
[INFO] [stdout] 422 |         for i in 0..4 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/main.rs:107:76
[INFO] [stdout]     |
[INFO] [stdout] 107 |             let comedi = comedi_open(CString::new(interface_name).unwrap().as_ptr());
[INFO] [stdout]     |                                      ------------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `ElevatorServer` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `elevator_server`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `MutexGuard` that must be used
[INFO] [stdout]    --> src/main.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |         ELEVATOR.lock().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if unused the Mutex will immediately unlock
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 35 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "10aeae3c0f21614f555b348f29eaabc64b32a851f71df1498d45ae636abb52a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10aeae3c0f21614f555b348f29eaabc64b32a851f71df1498d45ae636abb52a0", kill_on_drop: false }`
[INFO] [stdout] 10aeae3c0f21614f555b348f29eaabc64b32a851f71df1498d45ae636abb52a0