[INFO] cloning repository https://github.com/dopeter/rust_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dopeter/rust_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdopeter%2Frust_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdopeter%2Frust_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f7d4afe11818870d0599e96a0e6cc5a21af6283
[INFO] checking dopeter/rust_sample against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdopeter%2Frust_sample" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dopeter/rust_sample
[INFO] finished tweaking git repo https://github.com/dopeter/rust_sample
[INFO] tweaked toml for git repo https://github.com/dopeter/rust_sample written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dopeter/rust_sample on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dopeter/rust_sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking dopeter/rust_sample against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdopeter%2Frust_sample" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dopeter/rust_sample
[INFO] finished tweaking git repo https://github.com/dopeter/rust_sample
[INFO] tweaked toml for git repo https://github.com/dopeter/rust_sample written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dopeter/rust_sample on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dopeter/rust_sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad4bfe932763d23a6b5bcc31a6e7195f2ae99efa8d8dfe253069f174586aab40
[INFO] running `Command { std: "docker" "start" "-a" "ad4bfe932763d23a6b5bcc31a6e7195f2ae99efa8d8dfe253069f174586aab40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad4bfe932763d23a6b5bcc31a6e7195f2ae99efa8d8dfe253069f174586aab40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4bfe932763d23a6b5bcc31a6e7195f2ae99efa8d8dfe253069f174586aab40", kill_on_drop: false }`
[INFO] [stdout] ad4bfe932763d23a6b5bcc31a6e7195f2ae99efa8d8dfe253069f174586aab40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b1b44e501eff3691bc98b86170e54cbad0c7615b77b94bbbe9d8d7325ec9715
[INFO] running `Command { std: "docker" "start" "-a" "5b1b44e501eff3691bc98b86170e54cbad0c7615b77b94bbbe9d8d7325ec9715", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking hello_world_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::process::exit;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use std::borrow::BorrowMut;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `algorithms::data_structure::priority_queue`
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use algorithms::data_structure::priority_queue;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::process::exit;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use std::borrow::BorrowMut;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `algorithms::data_structure::priority_queue`
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use algorithms::data_structure::priority_queue;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:66:54
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn test_open_file(filename: &str) -> Result<i32, Box<Error>> {
[INFO] [stdout]    |                                                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn test_open_file(filename: &str) -> Result<i32, Box<dyn Error>> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:66:54
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn test_open_file(filename: &str) -> Result<i32, Box<Error>> {
[INFO] [stdout]    |                                                      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn test_open_file(filename: &str) -> Result<i32, Box<dyn Error>> {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:79:52
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn read_username_from_file() -> Result<String, Box<Error>> {
[INFO] [stdout]    |                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn read_username_from_file() -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:79:52
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn read_username_from_file() -> Result<String, Box<Error>> {
[INFO] [stdout]    |                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn read_username_from_file() -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_open_file` is never used
[INFO] [stdout]   --> src/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn test_open_file(filename: &str) -> Result<i32, Box<Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_open_file` is never used
[INFO] [stdout]   --> src/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn test_open_file(filename: &str) -> Result<i32, Box<Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_username_from_file` is never used
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn read_username_from_file() -> Result<String, Box<Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_username_from_file` is never used
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn read_username_from_file() -> Result<String, Box<Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nodeName` is never read
[INFO] [stdout]  --> src/algorithms/data_structure/simply_graph.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Node {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 3 |     nodeId: usize,
[INFO] [stdout] 4 |     nodeName: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `nodeName` is never read
[INFO] [stdout]  --> src/algorithms/data_structure/simply_graph.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Node {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 3 |     nodeId: usize,
[INFO] [stdout] 4 |     nodeName: String,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `edge` is never read
[INFO] [stdout]   --> src/algorithms/data_structure/simply_graph.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct Edge {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 10 |     edge: bool
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Edge` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `edge` is never read
[INFO] [stdout]   --> src/algorithms/data_structure/simply_graph.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct Edge {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 10 |     edge: bool
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Edge` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeId` should have a snake case name
[INFO] [stdout]  --> src/algorithms/data_structure/simply_graph.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     nodeId: usize,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to snake case: `node_id`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeName` should have a snake case name
[INFO] [stdout]  --> src/algorithms/data_structure/simply_graph.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     nodeName: String,
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to snake case: `node_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeId` should have a snake case name
[INFO] [stdout]  --> src/algorithms/data_structure/simply_graph.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     nodeId: usize,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to snake case: `node_id`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeNums` should have a snake case name
[INFO] [stdout]   --> src/algorithms/data_structure/simply_graph.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     nodeNums: usize,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `node_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nodeId` should have a snake case name
[INFO] [stdout]   --> src/algorithms/data_structure/simply_graph.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new(nodeId: usize, nodeName: String) -> Node {
[INFO] [stdout]    |            ^^^^^^ help: convert the identifier to snake case: `node_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeName` should have a snake case name
[INFO] [stdout]  --> src/algorithms/data_structure/simply_graph.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     nodeName: String,
[INFO] [stdout]   |     ^^^^^^^^ help: convert the identifier to snake case: `node_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nodeName` should have a snake case name
[INFO] [stdout]   --> src/algorithms/data_structure/simply_graph.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new(nodeId: usize, nodeName: String) -> Node {
[INFO] [stdout]    |                           ^^^^^^^^ help: convert the identifier to snake case: `node_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `nodeNums` should have a snake case name
[INFO] [stdout]   --> src/algorithms/data_structure/simply_graph.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     nodeNums: usize,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to snake case: `node_nums`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nodeId` should have a snake case name
[INFO] [stdout]   --> src/algorithms/data_structure/simply_graph.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new(nodeId: usize, nodeName: String) -> Node {
[INFO] [stdout]    |            ^^^^^^ help: convert the identifier to snake case: `node_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nodeName` should have a snake case name
[INFO] [stdout]   --> src/algorithms/data_structure/simply_graph.rs:21:27
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new(nodeId: usize, nodeName: String) -> Node {
[INFO] [stdout]    |                           ^^^^^^^^ help: convert the identifier to snake case: `node_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "5b1b44e501eff3691bc98b86170e54cbad0c7615b77b94bbbe9d8d7325ec9715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b1b44e501eff3691bc98b86170e54cbad0c7615b77b94bbbe9d8d7325ec9715", kill_on_drop: false }`
[INFO] [stdout] 5b1b44e501eff3691bc98b86170e54cbad0c7615b77b94bbbe9d8d7325ec9715
