[INFO] updating cached repository https://github.com/Freggy/rchat
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 36787aa77425bff518275e96f984f51d0a350609
[INFO] testing Freggy/rchat against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreggy%2Frchat" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Freggy/rchat on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Freggy/rchat
[INFO] finished tweaking git repo https://github.com/Freggy/rchat
[INFO] tweaked toml for git repo https://github.com/Freggy/rchat written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Freggy/rchat already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f5904676663c98df80dfdc01fbce4962a292b63585ce6900b4693fd0c0b8657a
[INFO] running `"docker" "start" "-a" "f5904676663c98df80dfdc01fbce4962a292b63585ce6900b4693fd0c0b8657a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling futures v0.1.27
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling string v0.1.3
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.20
[INFO] [stderr]    Compiling tokio-trace-core v0.1.0
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling bytebuffer v0.2.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling stream-cipher v0.3.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling mio v0.6.17
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling cfb8 v0.3.2
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-sync v0.1.5
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.20
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.20
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling hyper v0.12.29
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.17
[INFO] [stderr]    Compiling rchat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/netutils.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Error`
[INFO] [stderr]  --> src/netutils.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Write`
[INFO] [stderr]  --> src/mojang.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AesKey`, `KeyError`, `aes_ige`
[INFO] [stderr]  --> src/cryptoutils.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 | use openssl::aes::{AesKey, KeyError, aes_ige};
[INFO] [stderr]   |                    ^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cipher`, `Mode`
[INFO] [stderr]  --> src/cryptoutils.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use openssl::symm::{Mode, Cipher, Crypter};
[INFO] [stderr]   |                     ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/cryptoutils.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `aes::Aes128`
[INFO] [stderr]   --> src/cryptoutils.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use aes::Aes128;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cfb8::Cfb8`
[INFO] [stderr]   --> src/cryptoutils.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use cfb8::Cfb8;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `StreamCipher`
[INFO] [stderr]   --> src/cryptoutils.rs:12:44
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cfb8::stream_cipher::{NewStreamCipher, StreamCipher};
[INFO] [stderr]    |                                            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AesKey`, `KeyError`, `aes_ige`
[INFO] [stderr]   --> src/main.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 | use openssl::aes::{AesKey, KeyError, aes_ige};
[INFO] [stderr]    |                    ^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cipher`, `Mode`
[INFO] [stderr]   --> src/main.rs:18:21
[INFO] [stderr]    |
[INFO] [stderr] 18 | use openssl::symm::{Mode, Cipher, Crypter};
[INFO] [stderr]    |                     ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Padding`, `Rsa`
[INFO] [stderr]   --> src/main.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 | use openssl::rsa::{Rsa, Padding};
[INFO] [stderr]    |                    ^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `openssl::pkey::PKey`
[INFO] [stderr]   --> src/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use openssl::pkey::PKey;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::crypto::digest::Digest`
[INFO] [stderr]   --> src/main.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | use self::crypto::digest::Digest;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::crypto::sha1::Sha1`
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use self::crypto::sha1::Sha1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `File`, `read`
[INFO] [stderr]   --> src/main.rs:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 | use std::fs::{File, read};
[INFO] [stderr]    |               ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::to_string_pretty`
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | use serde_json::to_string_pretty;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 84  | /         loop {
[INFO] [stderr] 85  | |             read_stuff(&mut stream, &mut arr, &mut cipher);
[INFO] [stderr] 86  | |
[INFO] [stderr] 87  | |             let mut buf = ByteBuffer::from_bytes(&arr);
[INFO] [stderr] ...   |
[INFO] [stderr] 150 | |             }
[INFO] [stderr] 151 | |         }
[INFO] [stderr]     | |_________- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 154 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/mojang.rs:59:26
[INFO] [stderr]    |
[INFO] [stderr] 59 |             return Err(e.description().to_owned());
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/mojang.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 51 | /     match client.post("https://sessionserver.mojang.com/session/minecraft/join").json(&body).send() {
[INFO] [stderr] 52 | |         Ok(resp) => {
[INFO] [stderr] 53 | |             if resp.status() != StatusCode::NO_CONTENT {
[INFO] [stderr] 54 | |                 return Err("Failed".to_owned())
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |         }
[INFO] [stderr] 61 | |     }
[INFO] [stderr]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr] 62 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NewStreamCipher`
[INFO] [stderr]   --> src/cryptoutils.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cfb8::stream_cipher::{NewStreamCipher, StreamCipher};
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:149:17
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 e => lol()
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `encrypted`
[INFO] [stderr]    --> src/main.rs:187:60
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn send_packet(tcp: &mut TcpStream, data: &mut ByteBuffer, encrypted: bool, id: i32) {
[INFO] [stderr]     |                                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encrypted`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `byte_read` is never read
[INFO] [stderr]   --> src/netutils.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut byte_read = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server_id`
[INFO] [stderr]   --> src/mojang.rs:42:56
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn join_server(client: &Client, info: AccountInfo, server_id: String, secret: &Vec<u8>, key: &Vec<u8>) -> Result<(), String> {
[INFO] [stderr]    |                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mojang.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let mut negative = (data[0] & 0x80) == 0x80;
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `client_token`
[INFO] [stderr]   --> src/mojang.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     client_token: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |             c.update(&buf[..ret], &mut out);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     tcp.write_all(buf.to_bytes().as_slice());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cryptoutils.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             e.public_encrypt(input, out, Padding::PKCS1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cryptoutils.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     cipher.update(&input, &mut out);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cryptoutils.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     cipher.finalize(&mut out);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 33 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 09s
[INFO] running `"docker" "inspect" "f5904676663c98df80dfdc01fbce4962a292b63585ce6900b4693fd0c0b8657a"`
[INFO] running `"docker" "rm" "-f" "f5904676663c98df80dfdc01fbce4962a292b63585ce6900b4693fd0c0b8657a"`
[INFO] [stdout] f5904676663c98df80dfdc01fbce4962a292b63585ce6900b4693fd0c0b8657a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b0a21afcc3497853e4bc51035ae40620e8e9b0c2444da7ccedbb2acac90ed8ed
[INFO] running `"docker" "start" "-a" "b0a21afcc3497853e4bc51035ae40620e8e9b0c2444da7ccedbb2acac90ed8ed"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rchat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/netutils.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Error`
[INFO] [stderr]  --> src/netutils.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Write`
[INFO] [stderr]  --> src/mojang.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AesKey`, `KeyError`, `aes_ige`
[INFO] [stderr]  --> src/cryptoutils.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 | use openssl::aes::{AesKey, KeyError, aes_ige};
[INFO] [stderr]   |                    ^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cipher`, `Mode`
[INFO] [stderr]  --> src/cryptoutils.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use openssl::symm::{Mode, Cipher, Crypter};
[INFO] [stderr]   |                     ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/cryptoutils.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `aes::Aes128`
[INFO] [stderr]   --> src/cryptoutils.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use aes::Aes128;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cfb8::Cfb8`
[INFO] [stderr]   --> src/cryptoutils.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use cfb8::Cfb8;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `StreamCipher`
[INFO] [stderr]   --> src/cryptoutils.rs:12:44
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cfb8::stream_cipher::{NewStreamCipher, StreamCipher};
[INFO] [stderr]    |                                            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AesKey`, `KeyError`, `aes_ige`
[INFO] [stderr]   --> src/main.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 | use openssl::aes::{AesKey, KeyError, aes_ige};
[INFO] [stderr]    |                    ^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cipher`, `Mode`
[INFO] [stderr]   --> src/main.rs:18:21
[INFO] [stderr]    |
[INFO] [stderr] 18 | use openssl::symm::{Mode, Cipher, Crypter};
[INFO] [stderr]    |                     ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Padding`, `Rsa`
[INFO] [stderr]   --> src/main.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 | use openssl::rsa::{Rsa, Padding};
[INFO] [stderr]    |                    ^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `openssl::pkey::PKey`
[INFO] [stderr]   --> src/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use openssl::pkey::PKey;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::crypto::digest::Digest`
[INFO] [stderr]   --> src/main.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | use self::crypto::digest::Digest;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::crypto::sha1::Sha1`
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use self::crypto::sha1::Sha1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `File`, `read`
[INFO] [stderr]   --> src/main.rs:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 | use std::fs::{File, read};
[INFO] [stderr]    |               ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::to_string_pretty`
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | use serde_json::to_string_pretty;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 84  | /         loop {
[INFO] [stderr] 85  | |             read_stuff(&mut stream, &mut arr, &mut cipher);
[INFO] [stderr] 86  | |
[INFO] [stderr] 87  | |             let mut buf = ByteBuffer::from_bytes(&arr);
[INFO] [stderr] ...   |
[INFO] [stderr] 150 | |             }
[INFO] [stderr] 151 | |         }
[INFO] [stderr]     | |_________- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 154 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/mojang.rs:59:26
[INFO] [stderr]    |
[INFO] [stderr] 59 |             return Err(e.description().to_owned());
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/mojang.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 51 | /     match client.post("https://sessionserver.mojang.com/session/minecraft/join").json(&body).send() {
[INFO] [stderr] 52 | |         Ok(resp) => {
[INFO] [stderr] 53 | |             if resp.status() != StatusCode::NO_CONTENT {
[INFO] [stderr] 54 | |                 return Err("Failed".to_owned())
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |         }
[INFO] [stderr] 61 | |     }
[INFO] [stderr]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr] 62 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NewStreamCipher`
[INFO] [stderr]   --> src/cryptoutils.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cfb8::stream_cipher::{NewStreamCipher, StreamCipher};
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:149:17
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 e => lol()
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `encrypted`
[INFO] [stderr]    --> src/main.rs:187:60
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn send_packet(tcp: &mut TcpStream, data: &mut ByteBuffer, encrypted: bool, id: i32) {
[INFO] [stderr]     |                                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encrypted`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `byte_read` is never read
[INFO] [stderr]   --> src/netutils.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut byte_read = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server_id`
[INFO] [stderr]   --> src/mojang.rs:42:56
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn join_server(client: &Client, info: AccountInfo, server_id: String, secret: &Vec<u8>, key: &Vec<u8>) -> Result<(), String> {
[INFO] [stderr]    |                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mojang.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let mut negative = (data[0] & 0x80) == 0x80;
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `client_token`
[INFO] [stderr]   --> src/mojang.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     client_token: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |             c.update(&buf[..ret], &mut out);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     tcp.write_all(buf.to_bytes().as_slice());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cryptoutils.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             e.public_encrypt(input, out, Padding::PKCS1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cryptoutils.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     cipher.update(&input, &mut out);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cryptoutils.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     cipher.finalize(&mut out);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 33 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `"docker" "inspect" "b0a21afcc3497853e4bc51035ae40620e8e9b0c2444da7ccedbb2acac90ed8ed"`
[INFO] running `"docker" "rm" "-f" "b0a21afcc3497853e4bc51035ae40620e8e9b0c2444da7ccedbb2acac90ed8ed"`
[INFO] [stdout] b0a21afcc3497853e4bc51035ae40620e8e9b0c2444da7ccedbb2acac90ed8ed
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5deac486b1e86312b0ea9fbc1ae1f6fa67f0de2cb3c887b4c4cf0f32a3ea69d5
[INFO] running `"docker" "start" "-a" "5deac486b1e86312b0ea9fbc1ae1f6fa67f0de2cb3c887b4c4cf0f32a3ea69d5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/netutils.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Error`
[INFO] [stderr]  --> src/netutils.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Write`
[INFO] [stderr]  --> src/mojang.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AesKey`, `KeyError`, `aes_ige`
[INFO] [stderr]  --> src/cryptoutils.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 | use openssl::aes::{AesKey, KeyError, aes_ige};
[INFO] [stderr]   |                    ^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cipher`, `Mode`
[INFO] [stderr]  --> src/cryptoutils.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use openssl::symm::{Mode, Cipher, Crypter};
[INFO] [stderr]   |                     ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/cryptoutils.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `aes::Aes128`
[INFO] [stderr]   --> src/cryptoutils.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use aes::Aes128;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cfb8::Cfb8`
[INFO] [stderr]   --> src/cryptoutils.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use cfb8::Cfb8;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `StreamCipher`
[INFO] [stderr]   --> src/cryptoutils.rs:12:44
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cfb8::stream_cipher::{NewStreamCipher, StreamCipher};
[INFO] [stderr]    |                                            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AesKey`, `KeyError`, `aes_ige`
[INFO] [stderr]   --> src/main.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 | use openssl::aes::{AesKey, KeyError, aes_ige};
[INFO] [stderr]    |                    ^^^^^^  ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cipher`, `Mode`
[INFO] [stderr]   --> src/main.rs:18:21
[INFO] [stderr]    |
[INFO] [stderr] 18 | use openssl::symm::{Mode, Cipher, Crypter};
[INFO] [stderr]    |                     ^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Padding`, `Rsa`
[INFO] [stderr]   --> src/main.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 | use openssl::rsa::{Rsa, Padding};
[INFO] [stderr]    |                    ^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | use std::thread;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `openssl::pkey::PKey`
[INFO] [stderr]   --> src/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use openssl::pkey::PKey;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::crypto::digest::Digest`
[INFO] [stderr]   --> src/main.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | use self::crypto::digest::Digest;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::crypto::sha1::Sha1`
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use self::crypto::sha1::Sha1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `File`, `read`
[INFO] [stderr]   --> src/main.rs:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 | use std::fs::{File, read};
[INFO] [stderr]    |               ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::to_string_pretty`
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | use serde_json::to_string_pretty;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 84  | /         loop {
[INFO] [stderr] 85  | |             read_stuff(&mut stream, &mut arr, &mut cipher);
[INFO] [stderr] 86  | |
[INFO] [stderr] 87  | |             let mut buf = ByteBuffer::from_bytes(&arr);
[INFO] [stderr] ...   |
[INFO] [stderr] 150 | |             }
[INFO] [stderr] 151 | |         }
[INFO] [stderr]     | |_________- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 154 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/mojang.rs:59:26
[INFO] [stderr]    |
[INFO] [stderr] 59 |             return Err(e.description().to_owned());
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/mojang.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 51 | /     match client.post("https://sessionserver.mojang.com/session/minecraft/join").json(&body).send() {
[INFO] [stderr] 52 | |         Ok(resp) => {
[INFO] [stderr] 53 | |             if resp.status() != StatusCode::NO_CONTENT {
[INFO] [stderr] 54 | |                 return Err("Failed".to_owned())
[INFO] [stderr] ...  |
[INFO] [stderr] 60 | |         }
[INFO] [stderr] 61 | |     }
[INFO] [stderr]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr] 62 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NewStreamCipher`
[INFO] [stderr]   --> src/cryptoutils.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 | use cfb8::stream_cipher::{NewStreamCipher, StreamCipher};
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:149:17
[INFO] [stderr]     |
[INFO] [stderr] 149 |                 e => lol()
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `encrypted`
[INFO] [stderr]    --> src/main.rs:187:60
[INFO] [stderr]     |
[INFO] [stderr] 187 | fn send_packet(tcp: &mut TcpStream, data: &mut ByteBuffer, encrypted: bool, id: i32) {
[INFO] [stderr]     |                                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_encrypted`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `byte_read` is never read
[INFO] [stderr]   --> src/netutils.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let mut byte_read = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server_id`
[INFO] [stderr]   --> src/mojang.rs:42:56
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub fn join_server(client: &Client, info: AccountInfo, server_id: String, secret: &Vec<u8>, key: &Vec<u8>) -> Result<(), String> {
[INFO] [stderr]    |                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mojang.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |     let mut negative = (data[0] & 0x80) == 0x80;
[INFO] [stderr]    |         ----^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `client_token`
[INFO] [stderr]   --> src/mojang.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     client_token: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |             c.update(&buf[..ret], &mut out);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:192:5
[INFO] [stderr]     |
[INFO] [stderr] 192 |     tcp.write_all(buf.to_bytes().as_slice());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cryptoutils.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             e.public_encrypt(input, out, Padding::PKCS1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cryptoutils.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     cipher.update(&input, &mut out);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/cryptoutils.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     cipher.finalize(&mut out);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 33 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rchat-37513e0496caac4c
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5deac486b1e86312b0ea9fbc1ae1f6fa67f0de2cb3c887b4c4cf0f32a3ea69d5"`
[INFO] running `"docker" "rm" "-f" "5deac486b1e86312b0ea9fbc1ae1f6fa67f0de2cb3c887b4c4cf0f32a3ea69d5"`
[INFO] [stdout] 5deac486b1e86312b0ea9fbc1ae1f6fa67f0de2cb3c887b4c4cf0f32a3ea69d5