[INFO] cloning repository https://github.com/post-rex/doit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/post-rex/doit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fdoit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fdoit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d87977e5323798f250634eda6108150f8df69fc7
[INFO] checking post-rex/doit against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpost-rex%2Fdoit" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/post-rex/doit on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/post-rex/doit
[INFO] finished tweaking git repo https://github.com/post-rex/doit
[INFO] tweaked toml for git repo https://github.com/post-rex/doit written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/post-rex/doit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da27be45da9b10ed42c662ea07b65c76b62984368202add0c704b913c5082716
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da27be45da9b10ed42c662ea07b65c76b62984368202add0c704b913c5082716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da27be45da9b10ed42c662ea07b65c76b62984368202add0c704b913c5082716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da27be45da9b10ed42c662ea07b65c76b62984368202add0c704b913c5082716", kill_on_drop: false }`
[INFO] [stdout] da27be45da9b10ed42c662ea07b65c76b62984368202add0c704b913c5082716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] 83937a5e31813d4984be3e83a4fd2664c6ca7897c664f2a5fa17088091bbf38b
[INFO] running `Command { std: "docker" "start" "-a" "83937a5e31813d4984be3e83a4fd2664c6ca7897c664f2a5fa17088091bbf38b", 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]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling pam-sys v0.5.6
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking strfmt v0.1.6
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking users v0.8.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking pam v0.7.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking fancy-regex v0.4.1
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking ron v0.6.4
[INFO] [stderr]     Checking doit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/config/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]  --> src/config/mod.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::{CStr, CString};
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/config/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EAGAIN`, `passwd`
[INFO] [stdout]  --> src/linux.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use libc::{getuid, setuid, getpwuid, passwd, __errno_location, EAGAIN, EPERM};
[INFO] [stdout]   |                                      ^^^^^^                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CString`
[INFO] [stdout]  --> src/linux.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ffi::{CStr, CString};
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `VecDeque`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{HashMap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Config`, `ExecutionAction`
[INFO] [stdout]  --> src/main.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::config::{ConfigError, Config, RuntimeConfig, ExecutionAction};
[INFO] [stdout]   |                                  ^^^^^^                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/config/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]  --> src/config/mod.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::{CStr, CString};
[INFO] [stdout]   |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Error`
[INFO] [stdout]  --> src/config/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EAGAIN`, `passwd`
[INFO] [stdout]  --> src/linux.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use libc::{getuid, setuid, getpwuid, passwd, __errno_location, EAGAIN, EPERM};
[INFO] [stdout]   |                                      ^^^^^^                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CString`
[INFO] [stdout]  --> src/linux.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ffi::{CStr, CString};
[INFO] [stdout]   |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `VecDeque`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{HashMap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Config`, `ExecutionAction`
[INFO] [stdout]  --> src/main.rs:7:34
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::config::{ConfigError, Config, RuntimeConfig, ExecutionAction};
[INFO] [stdout]   |                                  ^^^^^^                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/config/mod.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 todo!("{:?}", err);
[INFO] [stdout]    |                 ------------------- any code following this expression is unreachable
[INFO] [stdout] 54 |                 None
[INFO] [stdout]    |                 ^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/config/mod.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 todo!("{:?}", err);
[INFO] [stdout]    |                 ------------------- any code following this expression is unreachable
[INFO] [stdout] 63 |                 None
[INFO] [stdout]    |                 ^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/config/mod.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 todo!("print error: invalid user id");
[INFO] [stdout]    |                 -------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 81 |                 return Err(ConfigError::InvalidUserId(uid));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/config/mod.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 todo!("print error: invalid user name");
[INFO] [stdout]    |                 ---------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 91 |                 return Err(ConfigError::InvalidUserName(name.clone()));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config/mod.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 todo!("Print error");
[INFO] [stdout]     |                 --------------------- any code following this expression is unreachable
[INFO] [stdout] 128 |                 false
[INFO] [stdout]     |                 ^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config/mod.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 todo!("Print advanced error");
[INFO] [stdout]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stdout] 133 |                 false
[INFO] [stdout]     |                 ^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/config/mod.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 todo!("{:?}", err);
[INFO] [stdout]    |                 ------------------- any code following this expression is unreachable
[INFO] [stdout] 54 |                 None
[INFO] [stdout]    |                 ^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config/mod.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 todo!("Print advanced error");
[INFO] [stdout]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stdout] 140 |                 false
[INFO] [stdout]     |                 ^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/config/mod.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 todo!("{:?}", err);
[INFO] [stdout]    |                 ------------------- any code following this expression is unreachable
[INFO] [stdout] 63 |                 None
[INFO] [stdout]    |                 ^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/config/mod.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 todo!("print error: invalid user id");
[INFO] [stdout]    |                 -------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 81 |                 return Err(ConfigError::InvalidUserId(uid));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/config/mod.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 todo!("print error: invalid user name");
[INFO] [stdout]    |                 ---------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 91 |                 return Err(ConfigError::InvalidUserName(name.clone()));
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config/mod.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 127 |                 todo!("Print error");
[INFO] [stdout]     |                 --------------------- any code following this expression is unreachable
[INFO] [stdout] 128 |                 false
[INFO] [stdout]     |                 ^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config/mod.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 todo!("Print advanced error");
[INFO] [stdout]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stdout] 133 |                 false
[INFO] [stdout]     |                 ^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/config/mod.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 todo!("Print advanced error");
[INFO] [stdout]     |                 ------------------------------ any code following this expression is unreachable
[INFO] [stdout] 140 |                 false
[INFO] [stdout]     |                 ^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `action`
[INFO] [stdout]   --> src/main.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             action,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `action: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_user`
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             target_user,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `target_user: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/linux.rs:63:60
[INFO] [stdout]    |
[INFO] [stdout] 63 |     String::from_utf8(Vec::from(cstr.to_bytes())).map_err(|err| LinuxError::InvalidString)
[INFO] [stdout]    |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `action`
[INFO] [stdout]   --> src/main.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             action,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `action: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_user`
[INFO] [stdout]   --> src/main.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             target_user,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `target_user: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/linux.rs:63:60
[INFO] [stdout]    |
[INFO] [stdout] 63 |     String::from_utf8(Vec::from(cstr.to_bytes())).map_err(|err| LinuxError::InvalidString)
[INFO] [stdout]    |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/linux.rs:67:11
[INFO] [stdout]    |
[INFO] [stdout] 66 | unsafe fn get_err() -> LinuxError {
[INFO] [stdout]    | --------------------------------- because it's nested under this `unsafe` fn
[INFO] [stdout] 67 |     match unsafe { *(__errno_location()) } {
[INFO] [stdout]    |           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/config/file.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn check(&self, other: &String) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Io`
[INFO] [stdout]   --> src/config/mod.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Io(std::io::Error),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `UserModel`
[INFO] [stdout]  --> src/user.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct UserModel(HashMap<Command, (ExecRight, UserMode)>);
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MissingPermission`
[INFO] [stdout]  --> src/linux.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     MissingPermission,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotFound`
[INFO] [stdout]   --> src/linux.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     NotFound,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidString`
[INFO] [stdout]   --> src/linux.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     InvalidString,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Other`
[INFO] [stdout]   --> src/linux.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Other(i32),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_user_id`
[INFO] [stdout]   --> src/linux.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn get_user_id() -> UserId {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_user`
[INFO] [stdout]   --> src/linux.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn set_user(user: UserId) -> Result<(), LinuxError> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_user`
[INFO] [stdout]   --> src/linux.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn get_user(user: UserId) -> Result<User, LinuxError> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deref_const_str_or_empty`
[INFO] [stdout]   --> src/linux.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 | unsafe fn deref_const_str_or_empty(s: *const c_char) -> Result<String, LinuxError> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_err`
[INFO] [stdout]   --> src/linux.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 | unsafe fn get_err() -> LinuxError {
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `authenticate`
[INFO] [stdout]    --> src/main.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn authenticate(target_uid: u32) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_password`
[INFO] [stdout]    --> src/main.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn check_password(uid: u32) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_password`
[INFO] [stdout]    --> src/main.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn read_password(name: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             term.fg(term::color::RED);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/linux.rs:67:11
[INFO] [stdout]    |
[INFO] [stdout] 66 | unsafe fn get_err() -> LinuxError {
[INFO] [stdout]    | --------------------------------- because it's nested under this `unsafe` fn
[INFO] [stdout] 67 |     match unsafe { *(__errno_location()) } {
[INFO] [stdout]    |           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check`
[INFO] [stdout]   --> src/config/file.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn check(&self, other: &String) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Io`
[INFO] [stdout]   --> src/config/mod.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     Io(std::io::Error),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `UserModel`
[INFO] [stdout]  --> src/user.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct UserModel(HashMap<Command, (ExecRight, UserMode)>);
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MissingPermission`
[INFO] [stdout]  --> src/linux.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     MissingPermission,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotFound`
[INFO] [stdout]   --> src/linux.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     NotFound,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidString`
[INFO] [stdout]   --> src/linux.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     InvalidString,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Other`
[INFO] [stdout]   --> src/linux.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Other(i32),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_user_id`
[INFO] [stdout]   --> src/linux.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn get_user_id() -> UserId {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_user`
[INFO] [stdout]   --> src/linux.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn set_user(user: UserId) -> Result<(), LinuxError> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_user`
[INFO] [stdout]   --> src/linux.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn get_user(user: UserId) -> Result<User, LinuxError> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deref_const_str_or_empty`
[INFO] [stdout]   --> src/linux.rs:58:11
[INFO] [stdout]    |
[INFO] [stdout] 58 | unsafe fn deref_const_str_or_empty(s: *const c_char) -> Result<String, LinuxError> {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_err`
[INFO] [stdout]   --> src/linux.rs:66:11
[INFO] [stdout]    |
[INFO] [stdout] 66 | unsafe fn get_err() -> LinuxError {
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `authenticate`
[INFO] [stdout]    --> src/main.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn authenticate(target_uid: u32) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_password`
[INFO] [stdout]    --> src/main.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn check_password(uid: u32) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_password`
[INFO] [stdout]    --> src/main.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn read_password(name: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             term.fg(term::color::RED);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "83937a5e31813d4984be3e83a4fd2664c6ca7897c664f2a5fa17088091bbf38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83937a5e31813d4984be3e83a4fd2664c6ca7897c664f2a5fa17088091bbf38b", kill_on_drop: false }`
[INFO] [stdout] 83937a5e31813d4984be3e83a4fd2664c6ca7897c664f2a5fa17088091bbf38b