Dec 17 15:39:09.958 INFO checking sezakilab/record_lidar_data against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 15:39:09.958 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/sezakilab/record_lidar_data:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 15:39:10.495 INFO [stdout] 807fc2822f26301ac2041d9ba453e1362c011d4bcd2a5b98adedf8e68603fe3b
Dec 17 15:39:10.497 INFO running `"docker" "start" "-a" "807fc2822f26301ac2041d9ba453e1362c011d4bcd2a5b98adedf8e68603fe3b"`
Dec 17 15:39:13.419 INFO [stderr]     Checking linked-hash-map v0.3.0
Dec 17 15:39:13.419 INFO [stderr]     Checking num-bigint v0.1.40
Dec 17 15:39:14.033 INFO [stderr]     Checking yaml-rust v0.3.5
Dec 17 15:39:15.486 INFO [stderr]     Checking serde_yaml v0.7.1
Dec 17 15:39:15.859 INFO [stderr]     Checking num-rational v0.1.39
Dec 17 15:39:16.557 INFO [stderr]     Checking num v0.1.40
Dec 17 15:39:16.906 INFO [stderr]     Checking chrono v0.4.0
Dec 17 15:39:19.074 INFO [stderr]     Checking lidar v0.0.1 (/opt/crater/workdir)
Dec 17 15:39:19.689 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 17 15:39:19.689 INFO [stderr]  --> src/main.rs:9:5
Dec 17 15:39:19.689 INFO [stderr]   |
Dec 17 15:39:19.689 INFO [stderr] 9 | use std::io::prelude::*;
Dec 17 15:39:19.689 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:19.689 INFO [stderr]   |
Dec 17 15:39:19.690 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 15:39:19.690 INFO [stderr] 
Dec 17 15:39:19.690 INFO [stderr] warning: unused import: `std::cmp::PartialEq`
Dec 17 15:39:19.690 INFO [stderr]   --> src/main.rs:10:5
Dec 17 15:39:19.690 INFO [stderr]    |
Dec 17 15:39:19.690 INFO [stderr] 10 | use std::cmp::PartialEq;
Dec 17 15:39:19.690 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:19.690 INFO [stderr] 
Dec 17 15:39:19.690 INFO [stderr] warning: unused import: `BufReader`
Dec 17 15:39:19.690 INFO [stderr]   --> src/main.rs:13:33
Dec 17 15:39:19.690 INFO [stderr]    |
Dec 17 15:39:19.690 INFO [stderr] 13 | use std::io::{BufWriter, Write, BufReader, Read};
Dec 17 15:39:19.690 INFO [stderr]    |                                 ^^^^^^^^^
Dec 17 15:39:19.690 INFO [stderr] 
Dec 17 15:39:19.780 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 17 15:39:19.780 INFO [stderr]  --> src/main.rs:9:5
Dec 17 15:39:19.780 INFO [stderr]   |
Dec 17 15:39:19.780 INFO [stderr] 9 | use std::io::prelude::*;
Dec 17 15:39:19.780 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:19.780 INFO [stderr]   |
Dec 17 15:39:19.780 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 15:39:19.780 INFO [stderr] 
Dec 17 15:39:19.780 INFO [stderr] warning: unused import: `std::cmp::PartialEq`
Dec 17 15:39:19.780 INFO [stderr]   --> src/main.rs:10:5
Dec 17 15:39:19.780 INFO [stderr]    |
Dec 17 15:39:19.780 INFO [stderr] 10 | use std::cmp::PartialEq;
Dec 17 15:39:19.780 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:19.780 INFO [stderr] 
Dec 17 15:39:19.780 INFO [stderr] warning: unused import: `BufReader`
Dec 17 15:39:19.780 INFO [stderr]   --> src/main.rs:13:33
Dec 17 15:39:19.780 INFO [stderr]    |
Dec 17 15:39:19.788 INFO [stderr] 13 | use std::io::{BufWriter, Write, BufReader, Read};
Dec 17 15:39:19.788 INFO [stderr]    |                                 ^^^^^^^^^
Dec 17 15:39:19.788 INFO [stderr] 
Dec 17 15:39:20.704 INFO [stderr] warning: unreachable pattern
Dec 17 15:39:20.704 INFO [stderr]   --> src/main.rs:76:17
Dec 17 15:39:20.704 INFO [stderr]    |
Dec 17 15:39:20.704 INFO [stderr] 76 |                 _ => None,
Dec 17 15:39:20.704 INFO [stderr]    |                 ^
Dec 17 15:39:20.704 INFO [stderr]    |
Dec 17 15:39:20.704 INFO [stderr]    = note: #[warn(unreachable_patterns)] on by default
Dec 17 15:39:20.704 INFO [stderr] 
Dec 17 15:39:20.708 INFO [stderr] warning: unreachable pattern
Dec 17 15:39:20.708 INFO [stderr]   --> src/main.rs:90:17
Dec 17 15:39:20.708 INFO [stderr]    |
Dec 17 15:39:20.708 INFO [stderr] 90 |                 _ => None,
Dec 17 15:39:20.708 INFO [stderr]    |                 ^
Dec 17 15:39:20.708 INFO [stderr] 
Dec 17 15:39:20.708 INFO [stderr] warning: unreachable pattern
Dec 17 15:39:20.708 INFO [stderr]    --> src/main.rs:137:13
Dec 17 15:39:20.708 INFO [stderr]     |
Dec 17 15:39:20.708 INFO [stderr] 137 |             _ => {},
Dec 17 15:39:20.708 INFO [stderr]     |             ^
Dec 17 15:39:20.708 INFO [stderr] 
Dec 17 15:39:20.708 INFO [stderr] warning: unused variable: `i`
Dec 17 15:39:20.708 INFO [stderr]    --> src/main.rs:205:13
Dec 17 15:39:20.708 INFO [stderr]     |
Dec 17 15:39:20.708 INFO [stderr] 205 |         for i in 0..(scan_data.scan_points as usize) {
Dec 17 15:39:20.708 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 17 15:39:20.708 INFO [stderr]     |
Dec 17 15:39:20.708 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 15:39:20.708 INFO [stderr] 
Dec 17 15:39:20.709 INFO [stderr] warning: value assigned to `number_of_contour_points` is never read
Dec 17 15:39:20.709 INFO [stderr]    --> src/main.rs:258:17
Dec 17 15:39:20.709 INFO [stderr]     |
Dec 17 15:39:20.709 INFO [stderr] 258 |         let mut number_of_contour_points: u16 = 0;
Dec 17 15:39:20.709 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:20.709 INFO [stderr]     |
Dec 17 15:39:20.709 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 15:39:20.709 INFO [stderr] 
Dec 17 15:39:20.709 INFO [stderr] warning: value assigned to `data_len` is never read
Dec 17 15:39:20.709 INFO [stderr]    --> src/main.rs:260:17
Dec 17 15:39:20.709 INFO [stderr]     |
Dec 17 15:39:20.709 INFO [stderr] 260 |         let mut data_len: usize = 0;
Dec 17 15:39:20.709 INFO [stderr]     |                 ^^^^^^^^
Dec 17 15:39:20.709 INFO [stderr] 
Dec 17 15:39:20.709 INFO [stderr] warning: unused variable: `i`
Dec 17 15:39:20.709 INFO [stderr]    --> src/main.rs:261:13
Dec 17 15:39:20.709 INFO [stderr]     |
Dec 17 15:39:20.709 INFO [stderr] 261 |         for i in 0..(object_data.number_of_objects as usize) {
Dec 17 15:39:20.709 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 17 15:39:20.709 INFO [stderr] 
Dec 17 15:39:20.956 INFO [stderr] warning: unreachable pattern
Dec 17 15:39:20.956 INFO [stderr]   --> src/main.rs:76:17
Dec 17 15:39:20.956 INFO [stderr]    |
Dec 17 15:39:20.956 INFO [stderr] 76 |                 _ => None,
Dec 17 15:39:20.956 INFO [stderr]    |                 ^
Dec 17 15:39:20.956 INFO [stderr]    |
Dec 17 15:39:20.956 INFO [stderr]    = note: #[warn(unreachable_patterns)] on by default
Dec 17 15:39:20.956 INFO [stderr] 
Dec 17 15:39:20.956 INFO [stderr] warning: unreachable pattern
Dec 17 15:39:20.956 INFO [stderr]   --> src/main.rs:90:17
Dec 17 15:39:20.956 INFO [stderr]    |
Dec 17 15:39:20.956 INFO [stderr] 90 |                 _ => None,
Dec 17 15:39:20.956 INFO [stderr]    |                 ^
Dec 17 15:39:20.956 INFO [stderr] 
Dec 17 15:39:20.956 INFO [stderr] warning: unreachable pattern
Dec 17 15:39:20.956 INFO [stderr]    --> src/main.rs:137:13
Dec 17 15:39:20.956 INFO [stderr]     |
Dec 17 15:39:20.956 INFO [stderr] 137 |             _ => {},
Dec 17 15:39:20.956 INFO [stderr]     |             ^
Dec 17 15:39:20.956 INFO [stderr] 
Dec 17 15:39:20.974 INFO [stderr] warning: unused variable: `i`
Dec 17 15:39:20.974 INFO [stderr]    --> src/main.rs:205:13
Dec 17 15:39:20.974 INFO [stderr]     |
Dec 17 15:39:20.974 INFO [stderr] 205 |         for i in 0..(scan_data.scan_points as usize) {
Dec 17 15:39:20.974 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 17 15:39:20.974 INFO [stderr]     |
Dec 17 15:39:20.976 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 15:39:20.976 INFO [stderr] 
Dec 17 15:39:20.976 INFO [stderr] warning: value assigned to `number_of_contour_points` is never read
Dec 17 15:39:20.976 INFO [stderr]    --> src/main.rs:258:17
Dec 17 15:39:20.976 INFO [stderr]     |
Dec 17 15:39:20.976 INFO [stderr] 258 |         let mut number_of_contour_points: u16 = 0;
Dec 17 15:39:20.976 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:20.976 INFO [stderr]     |
Dec 17 15:39:20.976 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 15:39:20.977 INFO [stderr] 
Dec 17 15:39:20.977 INFO [stderr] warning: value assigned to `data_len` is never read
Dec 17 15:39:20.977 INFO [stderr]    --> src/main.rs:260:17
Dec 17 15:39:20.977 INFO [stderr]     |
Dec 17 15:39:20.977 INFO [stderr] 260 |         let mut data_len: usize = 0;
Dec 17 15:39:20.977 INFO [stderr]     |                 ^^^^^^^^
Dec 17 15:39:20.977 INFO [stderr] 
Dec 17 15:39:20.977 INFO [stderr] warning: unused variable: `i`
Dec 17 15:39:20.977 INFO [stderr]    --> src/main.rs:261:13
Dec 17 15:39:20.977 INFO [stderr]     |
Dec 17 15:39:20.977 INFO [stderr] 261 |         for i in 0..(object_data.number_of_objects as usize) {
Dec 17 15:39:20.977 INFO [stderr]     |             ^ help: consider using `_i` instead
Dec 17 15:39:20.977 INFO [stderr] 
Dec 17 15:39:21.041 INFO [stderr] warning: variable does not need to be mutable
Dec 17 15:39:21.041 INFO [stderr]    --> src/main.rs:546:21
Dec 17 15:39:21.041 INFO [stderr]     |
Dec 17 15:39:21.041 INFO [stderr] 546 |                 let mut payload: Vec<u8> = receive_payload(&mut stream, header.size_of_message_data);
Dec 17 15:39:21.041 INFO [stderr]     |                     ----^^^^^^^
Dec 17 15:39:21.041 INFO [stderr]     |                     |
Dec 17 15:39:21.041 INFO [stderr]     |                     help: remove this `mut`
Dec 17 15:39:21.041 INFO [stderr]     |
Dec 17 15:39:21.041 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 15:39:21.041 INFO [stderr] 
Dec 17 15:39:21.044 INFO [stderr] warning: method is never used: `new`
Dec 17 15:39:21.044 INFO [stderr]    --> src/main.rs:177:5
Dec 17 15:39:21.044 INFO [stderr]     |
Dec 17 15:39:21.044 INFO [stderr] 177 |     fn new(buffer: &[u8]) -> ScanData {
Dec 17 15:39:21.044 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.044 INFO [stderr]     |
Dec 17 15:39:21.044 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 15:39:21.044 INFO [stderr] 
Dec 17 15:39:21.044 INFO [stderr] warning: method is never used: `new`
Dec 17 15:39:21.044 INFO [stderr]    --> src/main.rs:224:5
Dec 17 15:39:21.044 INFO [stderr]     |
Dec 17 15:39:21.044 INFO [stderr] 224 |     fn new(buffer: &[u8]) -> ScanPoint {
Dec 17 15:39:21.044 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.044 INFO [stderr] 
Dec 17 15:39:21.044 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.044 INFO [stderr]    --> src/main.rs:235:5
Dec 17 15:39:21.044 INFO [stderr]     |
Dec 17 15:39:21.044 INFO [stderr] 235 |     fn print(&self) {
Dec 17 15:39:21.044 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.044 INFO [stderr] 
Dec 17 15:39:21.044 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.044 INFO [stderr]    --> src/main.rs:270:5
Dec 17 15:39:21.044 INFO [stderr]     |
Dec 17 15:39:21.044 INFO [stderr] 270 |     fn print(&self) {
Dec 17 15:39:21.044 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.044 INFO [stderr] 
Dec 17 15:39:21.045 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.045 INFO [stderr]    --> src/main.rs:370:5
Dec 17 15:39:21.045 INFO [stderr]     |
Dec 17 15:39:21.045 INFO [stderr] 370 |     fn print(&self) {
Dec 17 15:39:21.045 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.045 INFO [stderr] 
Dec 17 15:39:21.045 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.045 INFO [stderr]    --> src/main.rs:408:5
Dec 17 15:39:21.045 INFO [stderr]     |
Dec 17 15:39:21.045 INFO [stderr] 408 |     fn print(&self) {
Dec 17 15:39:21.045 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.045 INFO [stderr] 
Dec 17 15:39:21.045 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.045 INFO [stderr]    --> src/main.rs:420:5
Dec 17 15:39:21.045 INFO [stderr]     |
Dec 17 15:39:21.045 INFO [stderr] 420 |     fn print(&self) {
Dec 17 15:39:21.045 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.045 INFO [stderr] 
Dec 17 15:39:21.045 INFO [stderr] warning: method is never used: `datetime`
Dec 17 15:39:21.045 INFO [stderr]    --> src/main.rs:432:5
Dec 17 15:39:21.045 INFO [stderr]     |
Dec 17 15:39:21.045 INFO [stderr] 432 |     fn datetime(&self) -> DateTime<Utc> {
Dec 17 15:39:21.045 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.045 INFO [stderr] 
Dec 17 15:39:21.046 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.046 INFO [stderr]    --> src/main.rs:442:5
Dec 17 15:39:21.046 INFO [stderr]     |
Dec 17 15:39:21.046 INFO [stderr] 442 |     fn print(&self) {
Dec 17 15:39:21.046 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.046 INFO [stderr] 
Dec 17 15:39:21.056 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:39:21.056 INFO [stderr]    --> src/main.rs:513:5
Dec 17 15:39:21.057 INFO [stderr]     |
Dec 17 15:39:21.057 INFO [stderr] 513 |     stream.write(&buffer);
Dec 17 15:39:21.057 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.057 INFO [stderr]     |
Dec 17 15:39:21.057 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 15:39:21.057 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:39:21.057 INFO [stderr] 
Dec 17 15:39:21.057 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:39:21.057 INFO [stderr]    --> src/main.rs:518:5
Dec 17 15:39:21.057 INFO [stderr]     |
Dec 17 15:39:21.057 INFO [stderr] 518 |     stream.write(&buffer);
Dec 17 15:39:21.057 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.057 INFO [stderr]     |
Dec 17 15:39:21.057 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:39:21.057 INFO [stderr] 
Dec 17 15:39:21.326 INFO [stderr] warning: variable does not need to be mutable
Dec 17 15:39:21.332 INFO [stderr]    --> src/main.rs:546:21
Dec 17 15:39:21.332 INFO [stderr]     |
Dec 17 15:39:21.332 INFO [stderr] 546 |                 let mut payload: Vec<u8> = receive_payload(&mut stream, header.size_of_message_data);
Dec 17 15:39:21.332 INFO [stderr]     |                     ----^^^^^^^
Dec 17 15:39:21.332 INFO [stderr]     |                     |
Dec 17 15:39:21.332 INFO [stderr]     |                     help: remove this `mut`
Dec 17 15:39:21.332 INFO [stderr]     |
Dec 17 15:39:21.332 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 17 15:39:21.332 INFO [stderr] 
Dec 17 15:39:21.332 INFO [stderr] warning: method is never used: `new`
Dec 17 15:39:21.332 INFO [stderr]    --> src/main.rs:177:5
Dec 17 15:39:21.332 INFO [stderr]     |
Dec 17 15:39:21.332 INFO [stderr] 177 |     fn new(buffer: &[u8]) -> ScanData {
Dec 17 15:39:21.332 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.332 INFO [stderr]     |
Dec 17 15:39:21.332 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 15:39:21.332 INFO [stderr] 
Dec 17 15:39:21.332 INFO [stderr] warning: method is never used: `new`
Dec 17 15:39:21.332 INFO [stderr]    --> src/main.rs:224:5
Dec 17 15:39:21.332 INFO [stderr]     |
Dec 17 15:39:21.332 INFO [stderr] 224 |     fn new(buffer: &[u8]) -> ScanPoint {
Dec 17 15:39:21.332 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.332 INFO [stderr] 
Dec 17 15:39:21.332 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.332 INFO [stderr]    --> src/main.rs:235:5
Dec 17 15:39:21.332 INFO [stderr]     |
Dec 17 15:39:21.332 INFO [stderr] 235 |     fn print(&self) {
Dec 17 15:39:21.332 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.332 INFO [stderr] 
Dec 17 15:39:21.332 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.332 INFO [stderr]    --> src/main.rs:270:5
Dec 17 15:39:21.333 INFO [stderr]     |
Dec 17 15:39:21.333 INFO [stderr] 270 |     fn print(&self) {
Dec 17 15:39:21.333 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.333 INFO [stderr] 
Dec 17 15:39:21.333 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.333 INFO [stderr]    --> src/main.rs:370:5
Dec 17 15:39:21.333 INFO [stderr]     |
Dec 17 15:39:21.333 INFO [stderr] 370 |     fn print(&self) {
Dec 17 15:39:21.333 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.333 INFO [stderr] 
Dec 17 15:39:21.333 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.333 INFO [stderr]    --> src/main.rs:408:5
Dec 17 15:39:21.333 INFO [stderr]     |
Dec 17 15:39:21.333 INFO [stderr] 408 |     fn print(&self) {
Dec 17 15:39:21.333 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.333 INFO [stderr] 
Dec 17 15:39:21.333 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.333 INFO [stderr]    --> src/main.rs:420:5
Dec 17 15:39:21.333 INFO [stderr]     |
Dec 17 15:39:21.333 INFO [stderr] 420 |     fn print(&self) {
Dec 17 15:39:21.333 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.333 INFO [stderr] 
Dec 17 15:39:21.333 INFO [stderr] warning: method is never used: `datetime`
Dec 17 15:39:21.333 INFO [stderr]    --> src/main.rs:432:5
Dec 17 15:39:21.333 INFO [stderr]     |
Dec 17 15:39:21.333 INFO [stderr] 432 |     fn datetime(&self) -> DateTime<Utc> {
Dec 17 15:39:21.333 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.333 INFO [stderr] 
Dec 17 15:39:21.333 INFO [stderr] warning: method is never used: `print`
Dec 17 15:39:21.333 INFO [stderr]    --> src/main.rs:442:5
Dec 17 15:39:21.333 INFO [stderr]     |
Dec 17 15:39:21.333 INFO [stderr] 442 |     fn print(&self) {
Dec 17 15:39:21.333 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 17 15:39:21.333 INFO [stderr] 
Dec 17 15:39:21.340 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:39:21.340 INFO [stderr]    --> src/main.rs:513:5
Dec 17 15:39:21.340 INFO [stderr]     |
Dec 17 15:39:21.340 INFO [stderr] 513 |     stream.write(&buffer);
Dec 17 15:39:21.340 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.340 INFO [stderr]     |
Dec 17 15:39:21.340 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 15:39:21.340 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:39:21.340 INFO [stderr] 
Dec 17 15:39:21.340 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:39:21.340 INFO [stderr]    --> src/main.rs:518:5
Dec 17 15:39:21.340 INFO [stderr]     |
Dec 17 15:39:21.340 INFO [stderr] 518 |     stream.write(&buffer);
Dec 17 15:39:21.340 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:39:21.340 INFO [stderr]     |
Dec 17 15:39:21.340 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:39:21.340 INFO [stderr] 
Dec 17 15:39:21.378 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.03s
Dec 17 15:39:22.490 INFO running `"docker" "inspect" "807fc2822f26301ac2041d9ba453e1362c011d4bcd2a5b98adedf8e68603fe3b"`
Dec 17 15:39:22.776 INFO running `"docker" "rm" "-f" "807fc2822f26301ac2041d9ba453e1362c011d4bcd2a5b98adedf8e68603fe3b"`
Dec 17 15:39:22.984 INFO [stdout] 807fc2822f26301ac2041d9ba453e1362c011d4bcd2a5b98adedf8e68603fe3b