[INFO] updating cached repository robert-at-pretension-io/Rusty_ML
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/robert-at-pretension-io/Rusty_ML
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/robert-at-pretension-io/Rusty_ML" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/robert-at-pretension-io/Rusty_ML"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/robert-at-pretension-io/Rusty_ML'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/robert-at-pretension-io/Rusty_ML" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/robert-at-pretension-io/Rusty_ML"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/robert-at-pretension-io/Rusty_ML'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b8b1af60d71e9edce0c0ce4aa757f24bf5e6ca7
[INFO] sha for GitHub repo robert-at-pretension-io/Rusty_ML: 3b8b1af60d71e9edce0c0ce4aa757f24bf5e6ca7
[INFO] validating manifest of robert-at-pretension-io/Rusty_ML on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of robert-at-pretension-io/Rusty_ML on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing robert-at-pretension-io/Rusty_ML
[INFO] finished frobbing robert-at-pretension-io/Rusty_ML
[INFO] frobbed toml for robert-at-pretension-io/Rusty_ML written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/robert-at-pretension-io/Rusty_ML/Cargo.toml
[INFO] started frobbing robert-at-pretension-io/Rusty_ML
[INFO] finished frobbing robert-at-pretension-io/Rusty_ML
[INFO] frobbed toml for robert-at-pretension-io/Rusty_ML written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/robert-at-pretension-io/Rusty_ML/Cargo.toml
[INFO] crate robert-at-pretension-io/Rusty_ML already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/robert-at-pretension-io/Rusty_ML/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking robert-at-pretension-io/Rusty_ML against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-1/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/robert-at-pretension-io/Rusty_ML:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] aa94913bd8b16c1028a5f5bd8558a43d73b34037e1ce120c1474655c85e71c5c
[INFO] running `"docker" "start" "-a" "aa94913bd8b16c1028a5f5bd8558a43d73b34037e1ce120c1474655c85e71c5c"`
[INFO] [stderr]     Checking bincode v0.5.9
[INFO] [stderr]     Checking load_data v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `project_name`
[INFO] [stderr]    --> src/main.rs:481:17
[INFO] [stderr]     |
[INFO] [stderr] 481 |         let mut project_name = String::new();
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_project_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `project_name`
[INFO] [stderr]    --> src/main.rs:481:17
[INFO] [stderr]     |
[INFO] [stderr] 481 |         let mut project_name = String::new();
[INFO] [stderr]     |                 ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_project_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:481:13
[INFO] [stderr]     |
[INFO] [stderr] 481 |         let mut project_name = String::new();
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `string_please`
[INFO] [stderr]   --> src/main.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn string_please() -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `clear`
[INFO] [stderr]   --> src/main.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn clear() {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `word_match`
[INFO] [stderr]   --> src/main.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn word_match(word: &str, to_do: &str) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_files`
[INFO] [stderr]   --> src/main.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn count_files(folder: &str) -> Option<u16> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_choice`
[INFO] [stderr]    --> src/main.rs:132:1
[INFO] [stderr]     |
[INFO] [stderr] 132 | fn make_choice(vs: &Vec<String>, explanation: &str) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_empty_file`
[INFO] [stderr]    --> src/main.rs:155:1
[INFO] [stderr]     |
[INFO] [stderr] 155 | fn is_empty_file(file: &str) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_folder`
[INFO] [stderr]    --> src/main.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | fn make_folder(name: &str, optional_folder_location: Option<&str>) -> Result<String, String> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_first_line_of_file`
[INFO] [stderr]    --> src/main.rs:198:1
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn print_first_line_of_file(file: &str) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `collect_files`
[INFO] [stderr]    --> src/main.rs:229:1
[INFO] [stderr]     |
[INFO] [stderr] 229 | fn collect_files(folder: &str) -> Vec<String> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_exists`
[INFO] [stderr]    --> src/main.rs:255:1
[INFO] [stderr]     |
[INFO] [stderr] 255 | fn file_exists(file_name: &str) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `choose_another_file`
[INFO] [stderr]    --> src/main.rs:259:1
[INFO] [stderr]     |
[INFO] [stderr] 259 | fn choose_another_file() -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_to_string`
[INFO] [stderr]    --> src/main.rs:271:1
[INFO] [stderr]     |
[INFO] [stderr] 271 | fn file_to_string(file: &str) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_file_to_columns`
[INFO] [stderr]    --> src/main.rs:294:1
[INFO] [stderr]     |
[INFO] [stderr] 294 | fn split_file_to_columns(file: &str, delimiter: &str) -> Vec<Vec<String>> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_over`
[INFO] [stderr]    --> src/main.rs:326:1
[INFO] [stderr]     |
[INFO] [stderr] 326 | fn split_over<'a, 'b>(line: &'a str, delimiter: &'b str) -> Vec<&'a str> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/main.rs:342:5
[INFO] [stderr]     |
[INFO] [stderr] 342 |     fn new(data: Vec<String>, name: &str) -> Column {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `initialize`
[INFO] [stderr]    --> src/main.rs:468:5
[INFO] [stderr]     |
[INFO] [stderr] 468 |     fn initialize() -> Data {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `save`
[INFO] [stderr]    --> src/main.rs:702:5
[INFO] [stderr]     |
[INFO] [stderr] 702 |     fn save(&self, path: &str) -> Result<(), std::io::Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `show`
[INFO] [stderr]    --> src/main.rs:718:5
[INFO] [stderr]     |
[INFO] [stderr] 718 |     fn show(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:713:9
[INFO] [stderr]     |
[INFO] [stderr] 713 |         file.read_to_end(&mut data);
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:481:13
[INFO] [stderr]     |
[INFO] [stderr] 481 |         let mut project_name = String::new();
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `string_please`
[INFO] [stderr]   --> src/main.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn string_please() -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `clear`
[INFO] [stderr]   --> src/main.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn clear() {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `word_match`
[INFO] [stderr]   --> src/main.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn word_match(word: &str, to_do: &str) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_files`
[INFO] [stderr]   --> src/main.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | fn count_files(folder: &str) -> Option<u16> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_choice`
[INFO] [stderr]    --> src/main.rs:132:1
[INFO] [stderr]     |
[INFO] [stderr] 132 | fn make_choice(vs: &Vec<String>, explanation: &str) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_empty_file`
[INFO] [stderr]    --> src/main.rs:155:1
[INFO] [stderr]     |
[INFO] [stderr] 155 | fn is_empty_file(file: &str) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_folder`
[INFO] [stderr]    --> src/main.rs:182:1
[INFO] [stderr]     |
[INFO] [stderr] 182 | fn make_folder(name: &str, optional_folder_location: Option<&str>) -> Result<String, String> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_first_line_of_file`
[INFO] [stderr]    --> src/main.rs:198:1
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn print_first_line_of_file(file: &str) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `collect_files`
[INFO] [stderr]    --> src/main.rs:229:1
[INFO] [stderr]     |
[INFO] [stderr] 229 | fn collect_files(folder: &str) -> Vec<String> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_exists`
[INFO] [stderr]    --> src/main.rs:255:1
[INFO] [stderr]     |
[INFO] [stderr] 255 | fn file_exists(file_name: &str) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `choose_another_file`
[INFO] [stderr]    --> src/main.rs:259:1
[INFO] [stderr]     |
[INFO] [stderr] 259 | fn choose_another_file() -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_to_string`
[INFO] [stderr]    --> src/main.rs:271:1
[INFO] [stderr]     |
[INFO] [stderr] 271 | fn file_to_string(file: &str) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_file_to_columns`
[INFO] [stderr]    --> src/main.rs:294:1
[INFO] [stderr]     |
[INFO] [stderr] 294 | fn split_file_to_columns(file: &str, delimiter: &str) -> Vec<Vec<String>> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_over`
[INFO] [stderr]    --> src/main.rs:326:1
[INFO] [stderr]     |
[INFO] [stderr] 326 | fn split_over<'a, 'b>(line: &'a str, delimiter: &'b str) -> Vec<&'a str> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/main.rs:342:5
[INFO] [stderr]     |
[INFO] [stderr] 342 |     fn new(data: Vec<String>, name: &str) -> Column {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `initialize`
[INFO] [stderr]    --> src/main.rs:468:5
[INFO] [stderr]     |
[INFO] [stderr] 468 |     fn initialize() -> Data {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `save`
[INFO] [stderr]    --> src/main.rs:702:5
[INFO] [stderr]     |
[INFO] [stderr] 702 |     fn save(&self, path: &str) -> Result<(), std::io::Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `show`
[INFO] [stderr]    --> src/main.rs:718:5
[INFO] [stderr]     |
[INFO] [stderr] 718 |     fn show(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:713:9
[INFO] [stderr]     |
[INFO] [stderr] 713 |         file.read_to_end(&mut data);
[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]     Finished dev [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `"docker" "inspect" "aa94913bd8b16c1028a5f5bd8558a43d73b34037e1ce120c1474655c85e71c5c"`
[INFO] running `"docker" "rm" "-f" "aa94913bd8b16c1028a5f5bd8558a43d73b34037e1ce120c1474655c85e71c5c"`
[INFO] [stdout] aa94913bd8b16c1028a5f5bd8558a43d73b34037e1ce120c1474655c85e71c5c