[INFO] cloning repository https://github.com/Simhyeon/rif
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Simhyeon/rif" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimhyeon%2Frif", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimhyeon%2Frif'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bc866d66337ec32072060e2629fd511a2891e76
[INFO] checking Simhyeon/rif against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimhyeon%2Frif" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Simhyeon/rif on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Simhyeon/rif
[INFO] finished tweaking git repo https://github.com/Simhyeon/rif
[INFO] tweaked toml for git repo https://github.com/Simhyeon/rif written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Simhyeon/rif already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] d461328cc3b97c58e5eda52c72a18bdd96ca1307ed286a471ceb47e64c64d7b6
[INFO] running `Command { std: "docker" "start" "-a" "d461328cc3b97c58e5eda52c72a18bdd96ca1307ed286a471ceb47e64c64d7b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d461328cc3b97c58e5eda52c72a18bdd96ca1307ed286a471ceb47e64c64d7b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d461328cc3b97c58e5eda52c72a18bdd96ca1307ed286a471ceb47e64c64d7b6", kill_on_drop: false }`
[INFO] [stdout] d461328cc3b97c58e5eda52c72a18bdd96ca1307ed286a471ceb47e64c64d7b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 204692e05d67a4749bb3a9289f783bda9fe814987db6c190149b68356e8dcd6c
[INFO] running `Command { std: "docker" "start" "-a" "204692e05d67a4749bb3a9289f783bda9fe814987db6c190149b68356e8dcd6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rif v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/models.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::{ PathBuf , Path};
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FileStatus`, `RifList`
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use models::{RifList, RifError, FileStatus};
[INFO] [stdout]   |              ^^^^^^^            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/models.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::path::{ PathBuf , Path};
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FileStatus`, `RifList`
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use models::{RifList, RifError, FileStatus};
[INFO] [stdout]   |              ^^^^^^^            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rif_list`
[INFO] [stdout]   --> src/process.rs:28:21
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn sanitize(rif_list: RifList) -> Result<(), std::io::Error> {
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rif_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sorted`
[INFO] [stdout]    --> src/checker.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let sorted = self.get_sorted_vec();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/checker.rs:147:42
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn recursive_increase(&mut self, path: &PathBuf) -> Result<(), RifError> {
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RemFail`
[INFO] [stdout]  --> src/models.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     RemFail(String),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CheckerError`
[INFO] [stdout]   --> src/models.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     CheckerError(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_file`
[INFO] [stdout]   --> src/models.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn remove_file(&mut self, file_path: &PathBuf) -> Result<(), RifError> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_file_status`
[INFO] [stdout]   --> src/models.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn set_file_status(&mut self, file_path: &PathBuf, file_status: FileStatus) -> Result<(), RifError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_file_statuses`
[INFO] [stdout]   --> src/models.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn update_file_statuses(&mut self) -> Result<(), RifError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Sanitizer`
[INFO] [stdout]  --> src/process.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Sanitizer;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sanitize`
[INFO] [stdout]   --> src/process.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn sanitize(rif_list: RifList) -> Result<(), std::io::Error> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_test`
[INFO] [stdout]   --> src/test.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn read_test() -> Result<(), std::io::Error> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_file_unix_time`
[INFO] [stdout]  --> src/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_file_unix_time(path: PathBuf) -> Option<NaiveDateTime> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_LEVEL`
[INFO] [stdout]  --> src/checker.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const DEFAULT_LEVEL: i32 = 0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/checker.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(path: &PathBuf) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Checker`
[INFO] [stdout]   --> src/checker.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Checker {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/checker.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_node`
[INFO] [stdout]   --> src/checker.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn add_node(&mut self, path: &PathBuf, children: &Vec<PathBuf>) -> Result<(), RifError> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]    --> src/checker.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn check(&mut self) -> Result<(), RifError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_sorted_vec`
[INFO] [stdout]    --> src/checker.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn get_sorted_vec(&mut self) -> Vec<PathBuf> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_highest_node_level`
[INFO] [stdout]    --> src/checker.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn get_highest_node_level(&self, children : &Vec<PathBuf>) -> Result<i32, RifError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive_increase`
[INFO] [stdout]    --> src/checker.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn recursive_increase(&mut self, path: &PathBuf) -> Result<(), RifError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rif_list`
[INFO] [stdout]   --> src/process.rs:28:21
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn sanitize(rif_list: RifList) -> Result<(), std::io::Error> {
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rif_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sorted`
[INFO] [stdout]    --> src/checker.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let sorted = self.get_sorted_vec();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/checker.rs:147:42
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn recursive_increase(&mut self, path: &PathBuf) -> Result<(), RifError> {
[INFO] [stdout]     |                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RemFail`
[INFO] [stdout]  --> src/models.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     RemFail(String),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CheckerError`
[INFO] [stdout]   --> src/models.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     CheckerError(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_file`
[INFO] [stdout]   --> src/models.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn remove_file(&mut self, file_path: &PathBuf) -> Result<(), RifError> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_file_status`
[INFO] [stdout]   --> src/models.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn set_file_status(&mut self, file_path: &PathBuf, file_status: FileStatus) -> Result<(), RifError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_file_statuses`
[INFO] [stdout]   --> src/models.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn update_file_statuses(&mut self) -> Result<(), RifError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Writer`
[INFO] [stdout]  --> src/process.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Writer;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Sanitizer`
[INFO] [stdout]  --> src/process.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Sanitizer;
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save`
[INFO] [stdout]   --> src/process.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn save(file_name: PathBuf, rif_list: RifList) -> Result<(), std::io::Error> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sanitize`
[INFO] [stdout]   --> src/process.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn sanitize(rif_list: RifList) -> Result<(), std::io::Error> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_file_unix_time`
[INFO] [stdout]  --> src/utils.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_file_unix_time(path: PathBuf) -> Option<NaiveDateTime> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_LEVEL`
[INFO] [stdout]  --> src/checker.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const DEFAULT_LEVEL: i32 = 0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/checker.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(path: &PathBuf) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Checker`
[INFO] [stdout]   --> src/checker.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Checker {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/checker.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_node`
[INFO] [stdout]   --> src/checker.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn add_node(&mut self, path: &PathBuf, children: &Vec<PathBuf>) -> Result<(), RifError> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]    --> src/checker.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn check(&mut self) -> Result<(), RifError> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_sorted_vec`
[INFO] [stdout]    --> src/checker.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn get_sorted_vec(&mut self) -> Vec<PathBuf> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_highest_node_level`
[INFO] [stdout]    --> src/checker.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn get_highest_node_level(&self, children : &Vec<PathBuf>) -> Result<i32, RifError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `recursive_increase`
[INFO] [stdout]    --> src/checker.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn recursive_increase(&mut self, path: &PathBuf) -> Result<(), RifError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.30s
[INFO] running `Command { std: "docker" "inspect" "204692e05d67a4749bb3a9289f783bda9fe814987db6c190149b68356e8dcd6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "204692e05d67a4749bb3a9289f783bda9fe814987db6c190149b68356e8dcd6c", kill_on_drop: false }`
[INFO] [stdout] 204692e05d67a4749bb3a9289f783bda9fe814987db6c190149b68356e8dcd6c