[INFO] cloning repository https://github.com/Xavulu/astral
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xavulu/astral" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavulu%2Fastral", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavulu%2Fastral'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c7ebd8e585fc00fd599bc24c5ccd81f30de52b9
[INFO] testing Xavulu/astral against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXavulu%2Fastral" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Xavulu/astral on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Xavulu/astral
[INFO] finished tweaking git repo https://github.com/Xavulu/astral
[INFO] tweaked toml for git repo https://github.com/Xavulu/astral written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Xavulu/astral already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 11ffe9a45bfb9f60361c467e3eff8e6d7ebc774e92d336f187a7df2dccfec92d
[INFO] running `Command { std: "docker" "start" "-a" "11ffe9a45bfb9f60361c467e3eff8e6d7ebc774e92d336f187a7df2dccfec92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11ffe9a45bfb9f60361c467e3eff8e6d7ebc774e92d336f187a7df2dccfec92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ffe9a45bfb9f60361c467e3eff8e6d7ebc774e92d336f187a7df2dccfec92d", kill_on_drop: false }`
[INFO] [stdout] 11ffe9a45bfb9f60361c467e3eff8e6d7ebc774e92d336f187a7df2dccfec92d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] fb257094d02f8fa27b2e04d23e702f7fb43eecc7846fb9161a017f1d17ddf331
[INFO] running `Command { std: "docker" "start" "-a" "fb257094d02f8fa27b2e04d23e702f7fb43eecc7846fb9161a017f1d17ddf331", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]    Compiling getrandom v0.2.2
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[INFO] [stderr]    Compiling intl-memoizer v0.5.1
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling fluent-bundle v0.14.4
[INFO] [stderr]    Compiling find-crate v0.6.3
[INFO] [stderr]    Compiling i18n-config v0.4.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling rust-argon2 v0.8.3
[INFO] [stderr]    Compiling fluent v0.14.4
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling i18n-embed-impl v0.6.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num_enum v0.5.1
[INFO] [stderr]    Compiling message-io v0.10.0 (https://github.com/lemunozm/message-io/#a9d657ff)
[INFO] [stderr]    Compiling i18n-embed v0.10.2
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[INFO] [stderr]    Compiling i18n-embed-fl v0.3.1
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[INFO] [stderr]    Compiling astral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SeekFrom`, `Seek`
[INFO] [stdout]  --> src/encrypt.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write, Seek, SeekFrom};
[INFO] [stdout]   |                            ^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::encrypt::*`
[INFO] [stdout]  --> src/server.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::encrypt::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CanSend`, `FileInfo`, `SentMsg`
[INFO] [stdout]  --> src/server.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::helpers::{FileInfo, SentMsg, CanSend};
[INFO] [stdout]   |                      ^^^^^^^^  ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventQueue`
[INFO] [stdout]  --> src/server.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use message_io::events::{EventQueue};
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Endpoint`, `NetEvent`
[INFO] [stdout]  --> src/server.rs:5:36
[INFO] [stdout]   |
[INFO] [stdout] 5 | use message_io::network::{Network, NetEvent, Endpoint, Transport};
[INFO] [stdout]   |                                    ^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rpassword`
[INFO] [stdout]  --> src/server.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rpassword;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/server.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::collections::{HashMap};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]   --> src/server.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::fs::{File};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/server.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::{Write};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CanSend`, `SentMsg`, `enc_name_builder`
[INFO] [stdout]  --> src/client.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::helpers::{SentMsg, CanSend, enc_name_builder, EXTENSION};
[INFO] [stdout]   |                      ^^^^^^^  ^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::encrypt::*`
[INFO] [stdout]  --> src/client.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::encrypt::*; 
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `EventQueue`
[INFO] [stdout]  --> src/client.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use message_io::events::{EventQueue}; 
[INFO] [stdout]   |                          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rpassword`
[INFO] [stdout]  --> src/client.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rpassword; 
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Config`, `hash_encoded`
[INFO] [stdout]  --> src/client.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use argon2::{self, Config, hash_encoded}; 
[INFO] [stdout]   |                    ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/client.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::fs::{self, File}; 
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`
[INFO] [stdout]   --> src/client.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::{Read, Write};
[INFO] [stdout]    |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/client.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WalkDir`
[INFO] [stdout]  --> src/helpers.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use walkdir::{DirEntry, WalkDir};
[INFO] [stdout]   |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read`, `Write`, `self`
[INFO] [stdout]  --> src/main.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{self, Read, Write};
[INFO] [stdout]   |               ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `astral_project`
[INFO] [stdout]   --> src/main.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use client::{astral_project}; 
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `astral_plane`
[INFO] [stdout]   --> src/main.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | use server::{astral_plane}; 
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DirEntry`, `WalkDir`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use walkdir::{DirEntry, WalkDir};
[INFO] [stdout]    |               ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `is_hidden`
[INFO] [stdout]   --> src/main.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | use helpers::{is_hidden};
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/client.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |       return println!("okiedokie");
[INFO] [stdout]    |       ---------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 51 | /     let (mut network, mut event_queue) = 
[INFO] [stdout] 52 | |         Network::split_and_map(|net_event| Event::Network(net_event)); 
[INFO] [stdout]    | |______________________________________________________________________^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event_queue`
[INFO] [stdout]   --> src/server.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (mut network, mut event_queue) = Network::split(); 
[INFO] [stdout]    |                           ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_queue`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/client.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut file = File::open(file_name).unwrap(); 
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `enc`
[INFO] [stdout]   --> src/client.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut enc = File::create(&enc_name).unwrap();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_enc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `test_pass`
[INFO] [stdout]   --> src/client.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let test_pass = "1234567890";
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_pass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event_queue`
[INFO] [stdout]   --> src/client.rs:51:27
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let (mut network, mut event_queue) = 
[INFO] [stdout]    |                           ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_queue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_id`
[INFO] [stdout]   --> src/client.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let(server_id, _) = match network.connect(Transport::FramedTcp, server_addr) {
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]   --> src/client.rs:20:40
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn astral_project(file_name: &str, destination: &str) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `files`
[INFO] [stdout]   --> src/helpers.rs:46:23
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn file_collector(files: Vec<&str>){}
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_files`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (mut network, mut event_queue) = Network::split(); 
[INFO] [stdout]    |                       ----^^^^^^^^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let mut file = File::open(file_name).unwrap(); 
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut enc = File::create(&enc_name).unwrap();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/encrypt.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn new(msg: &str) -> Self { 
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `encrypt`
[INFO] [stdout]   --> src/encrypt.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn encrypt(in_put: Vec<u8>, pass: String) -> Result<Vec<u8>, Box<dyn error::Error> >{
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decrypt`
[INFO] [stdout]   --> src/encrypt.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn decrypt(in_put: Vec<u8>, pass: String)-> Result<Vec<u8>, Box<dyn error::Error>>{
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `encrypt_file`
[INFO] [stdout]   --> src/encrypt.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn encrypt_file(in_put: &Path, out_put: &Path, pass: String) -> Result<(), Box<dyn error::Error>>{
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decrypt_file`
[INFO] [stdout]   --> src/encrypt.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub fn decrypt_file(in_put: &Path, out_put: &Path, pass: String) -> Result<(), Box<dyn error::Error>>{
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `astral_plane`
[INFO] [stdout]   --> src/server.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn astral_plane (port: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Event`
[INFO] [stdout]   --> src/client.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum Event {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `astral_project`
[INFO] [stdout]   --> src/client.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn astral_project(file_name: &str, destination: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `EXTENSION`
[INFO] [stdout]  --> src/helpers.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const EXTENSION: &str = ".astral"; 
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `FileInfo`
[INFO] [stdout]  --> src/helpers.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct FileInfo { 
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `enc_name_builder`
[INFO] [stdout]   --> src/helpers.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn enc_name_builder(infile: &Path) -> String{ 
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dec_name_builder`
[INFO] [stdout]   --> src/helpers.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn dec_name_builder(infile: &Path) -> String{ 
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `file_collector`
[INFO] [stdout]   --> src/helpers.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn file_collector(files: Vec<&str>){}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_hidden`
[INFO] [stdout]   --> src/helpers.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn is_hidden(entry: &DirEntry) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 49 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 26s
[INFO] running `Command { std: "docker" "inspect" "fb257094d02f8fa27b2e04d23e702f7fb43eecc7846fb9161a017f1d17ddf331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb257094d02f8fa27b2e04d23e702f7fb43eecc7846fb9161a017f1d17ddf331", kill_on_drop: false }`
[INFO] [stdout] fb257094d02f8fa27b2e04d23e702f7fb43eecc7846fb9161a017f1d17ddf331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] 7f647e4ab467a90247b80b8c0c8c62977a9fca48a2bf39cca21248fe11f9d842
[INFO] running `Command { std: "docker" "start" "-a" "7f647e4ab467a90247b80b8c0c8c62977a9fca48a2bf39cca21248fe11f9d842", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "7f647e4ab467a90247b80b8c0c8c62977a9fca48a2bf39cca21248fe11f9d842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f647e4ab467a90247b80b8c0c8c62977a9fca48a2bf39cca21248fe11f9d842", kill_on_drop: false }`
[INFO] [stdout] 7f647e4ab467a90247b80b8c0c8c62977a9fca48a2bf39cca21248fe11f9d842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] 459699fbd0c60f5d5378cd4bd1f11c351a654dc5744d01d2260d61f4964f3a0f
[INFO] running `Command { std: "docker" "start" "-a" "459699fbd0c60f5d5378cd4bd1f11c351a654dc5744d01d2260d61f4964f3a0f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "459699fbd0c60f5d5378cd4bd1f11c351a654dc5744d01d2260d61f4964f3a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459699fbd0c60f5d5378cd4bd1f11c351a654dc5744d01d2260d61f4964f3a0f", kill_on_drop: false }`
[INFO] [stdout] 459699fbd0c60f5d5378cd4bd1f11c351a654dc5744d01d2260d61f4964f3a0f