[INFO] cloning repository https://github.com/Malique-Auguste/Servaunt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Malique-Auguste/Servaunt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalique-Auguste%2FServaunt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalique-Auguste%2FServaunt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ba1435e88864127391e0940b0fcaf8a3b3f35b6
[INFO] checking Malique-Auguste/Servaunt against 4d7c0cd298ace72490220301fa543d63a154f8ce for pr-164789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalique-Auguste%2FServaunt" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/Malique-Auguste/Servaunt
[INFO] finished tweaking git repo https://github.com/Malique-Auguste/Servaunt
[INFO] tweaked toml for git repo https://github.com/Malique-Auguste/Servaunt written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Malique-Auguste/Servaunt on toolchain 4d7c0cd298ace72490220301fa543d63a154f8ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Malique-Auguste/Servaunt 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" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c41f23dd82149f02b932cc2475a09ec3ebbbe26d9354aa7a313f6b36a63cfac9
[INFO] running `Command { std: "docker" "start" "c41f23dd82149f02b932cc2475a09ec3ebbbe26d9354aa7a313f6b36a63cfac9", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c41f23dd82149f02b932cc2475a09ec3ebbbe26d9354aa7a313f6b36a63cfac9" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c41f23dd82149f02b932cc2475a09ec3ebbbe26d9354aa7a313f6b36a63cfac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c41f23dd82149f02b932cc2475a09ec3ebbbe26d9354aa7a313f6b36a63cfac9" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling ref-cast-impl v1.0.22
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[INFO] [stderr]    Compiling devise v0.4.1
[INFO] [stderr]    Compiling rocket_http v0.5.0
[INFO] [stderr]    Compiling rocket_codegen v0.5.0
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[INFO] [stderr]     Checking servaunt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/user_manager.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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::ErrorKind`
[INFO] [stdout]  --> src/user_manager.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::ErrorKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cookie`
[INFO] [stdout]  --> src/user_manager.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rocket::http::{Cookie, CookieJar};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/user_manager.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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::ErrorKind`
[INFO] [stdout]  --> src/user_manager.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::ErrorKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cookie`
[INFO] [stdout]  --> src/user_manager.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rocket::http::{Cookie, CookieJar};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LoginData` and `self`
[INFO] [stdout]  --> src/lib.rs:5:31
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use crate::user_manager::{self, LoginData};
[INFO] [stdout]   |                               ^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UserManager` is never constructed
[INFO] [stdout]   --> src/user_manager.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct UserManager {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_new_user`, `login_user`, and `get_current_user` are never used
[INFO] [stdout]   --> src/user_manager.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl UserManager {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 23 |     //Creates a new UserManager with no active sessions and a list of users from the database
[INFO] [stdout] 24 |     pub fn new() -> Result<UserManager, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn add_new_user(&mut self, new_user: User) -> Result<(), String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn login_user(&mut self, current_user: &User, jar: &CookieJar) -> Result<(), String> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     pub fn get_current_user(&self, jar: &CookieJar) -> Result<&User, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Session` is never constructed
[INFO] [stdout]    --> src/user_manager.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub struct Session {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/user_manager.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | impl Session {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 141 |     //the id represents a hash of the uer name and their login time so that the cookie cannot be guessed
[INFO] [stdout] 142 |     fn new(user: &User) -> Session {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]    --> src/user_manager.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub struct User {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_name` is never used
[INFO] [stdout]    --> src/user_manager.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | impl User {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] 179 |     pub fn get_name(&self) -> &str {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LoginData` is never constructed
[INFO] [stdout]    --> src/user_manager.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub struct LoginData {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FromFormGeneratedContext` is never constructed
[INFO] [stdout]    --> src/user_manager.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub struct LoginData {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `to_user` are never used
[INFO] [stdout]    --> src/user_manager.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl LoginData {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 192 |     pub fn new(name: String, password: String)-> LoginData {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 196 |     pub fn to_user(&self) -> User {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UserManager` is never constructed
[INFO] [stdout]   --> src/user_manager.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct UserManager {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_new_user`, `login_user`, and `get_current_user` are never used
[INFO] [stdout]   --> src/user_manager.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl UserManager {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 23 |     //Creates a new UserManager with no active sessions and a list of users from the database
[INFO] [stdout] 24 |     pub fn new() -> Result<UserManager, String> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn add_new_user(&mut self, new_user: User) -> Result<(), String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn login_user(&mut self, current_user: &User, jar: &CookieJar) -> Result<(), String> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     pub fn get_current_user(&self, jar: &CookieJar) -> Result<&User, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Session` is never constructed
[INFO] [stdout]    --> src/user_manager.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub struct Session {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/user_manager.rs:142:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | impl Session {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 141 |     //the id represents a hash of the uer name and their login time so that the cookie cannot be guessed
[INFO] [stdout] 142 |     fn new(user: &User) -> Session {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]    --> src/user_manager.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 | pub struct User {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_name` is never used
[INFO] [stdout]    --> src/user_manager.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | impl User {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] 179 |     pub fn get_name(&self) -> &str {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LoginData` is never constructed
[INFO] [stdout]    --> src/user_manager.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub struct LoginData {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FromFormGeneratedContext` is never constructed
[INFO] [stdout]    --> src/user_manager.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub struct LoginData {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `to_user` are never used
[INFO] [stdout]    --> src/user_manager.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl LoginData {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout] 192 |     pub fn new(name: String, password: String)-> LoginData {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 196 |     pub fn to_user(&self) -> User {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/user_manager.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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::ErrorKind`
[INFO] [stdout]  --> src/user_manager.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::ErrorKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cookie`
[INFO] [stdout]  --> src/user_manager.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rocket::http::{Cookie, CookieJar};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Debug` and `format`
[INFO] [stdout]  --> src/renderer.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt::{format, Debug}, fs, io::Read};
[INFO] [stdout]   |                 ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `NamedFile` and `TempFile`
[INFO] [stdout]  --> src/renderer.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rocket::fs::{TempFile, NamedFile};
[INFO] [stdout]   |                  ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rocket::form::name::Name`
[INFO] [stdout]  --> src/routes.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rocket::form::name::Name;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `response`
[INFO] [stdout]   --> src/routes.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rocket::{response, State};
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cookie`
[INFO] [stdout]   --> src/routes.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rocket::http::{Cookie, CookieJar};
[INFO] [stdout]    |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `renderer::render`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use renderer::render;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/user_manager.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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::ErrorKind`
[INFO] [stdout]  --> src/user_manager.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::ErrorKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cookie`
[INFO] [stdout]  --> src/user_manager.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rocket::http::{Cookie, CookieJar};
[INFO] [stdout]   |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Debug` and `format`
[INFO] [stdout]  --> src/renderer.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt::{format, Debug}, fs, io::Read};
[INFO] [stdout]   |                 ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `NamedFile` and `TempFile`
[INFO] [stdout]  --> src/renderer.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rocket::fs::{TempFile, NamedFile};
[INFO] [stdout]   |                  ^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rocket::form::name::Name`
[INFO] [stdout]  --> src/routes.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rocket::form::name::Name;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `response`
[INFO] [stdout]   --> src/routes.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use rocket::{response, State};
[INFO] [stdout]    |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cookie`
[INFO] [stdout]   --> src/routes.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rocket::http::{Cookie, CookieJar};
[INFO] [stdout]    |                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `renderer::render`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use renderer::render;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut dm: UserManager = UserManager::new().unwrap();
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut dm_wrapper = Arc::new(Mutex::new(dm));
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `creation_timestamp` and `last_action_timestamp` are never read
[INFO] [stdout]    --> src/user_manager.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub struct Session {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 136 |     creation_timestamp: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 137 |     last_action_timestamp: u64 
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Session` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/user_manager.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl LoginData {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] 192 |     pub fn new(name: String, password: String)-> LoginData {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut dm: UserManager = UserManager::new().unwrap();
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut dm_wrapper = Arc::new(Mutex::new(dm));
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `creation_timestamp` and `last_action_timestamp` are never read
[INFO] [stdout]    --> src/user_manager.rs:136:5
[INFO] [stdout]     |
[INFO] [stdout] 133 | pub struct Session {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 136 |     creation_timestamp: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 137 |     last_action_timestamp: u64 
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Session` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/user_manager.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 191 | impl LoginData {
[INFO] [stdout]     | -------------- associated function in this implementation
[INFO] [stdout] 192 |     pub fn new(name: String, password: String)-> LoginData {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "c41f23dd82149f02b932cc2475a09ec3ebbbe26d9354aa7a313f6b36a63cfac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c41f23dd82149f02b932cc2475a09ec3ebbbe26d9354aa7a313f6b36a63cfac9", kill_on_drop: false }`
[INFO] [stdout] c41f23dd82149f02b932cc2475a09ec3ebbbe26d9354aa7a313f6b36a63cfac9
