[INFO] cloning repository https://github.com/JoshuaRadin37/secure_com
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JoshuaRadin37/secure_com" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshuaRadin37%2Fsecure_com", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshuaRadin37%2Fsecure_com'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04121a62179a2a72781939926a8a0de582e821f3
[INFO] testing JoshuaRadin37/secure_com against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshuaRadin37%2Fsecure_com" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JoshuaRadin37/secure_com on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JoshuaRadin37/secure_com
[INFO] finished tweaking git repo https://github.com/JoshuaRadin37/secure_com
[INFO] tweaked toml for git repo https://github.com/JoshuaRadin37/secure_com written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JoshuaRadin37/secure_com already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pipe v0.4.0
[INFO] [stderr]   Downloaded readwrite v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db6b79ad36302d4349db2acbea548bd5f6dce8ed84406795308e894593cc4960
[INFO] running `Command { std: "docker" "start" "-a" "db6b79ad36302d4349db2acbea548bd5f6dce8ed84406795308e894593cc4960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db6b79ad36302d4349db2acbea548bd5f6dce8ed84406795308e894593cc4960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6b79ad36302d4349db2acbea548bd5f6dce8ed84406795308e894593cc4960", kill_on_drop: false }`
[INFO] [stdout] db6b79ad36302d4349db2acbea548bd5f6dce8ed84406795308e894593cc4960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3de9753fc64d3d88e09fad22d15c0fde70221fa799099b840d8e25cb7312ce6
[INFO] running `Command { std: "docker" "start" "-a" "e3de9753fc64d3d88e09fad22d15c0fde70221fa799099b840d8e25cb7312ce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling readwrite v0.1.2
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling pipe v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling secure_communication v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/encryption/mod.rs:5:35
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufRead, BufReader, BufWriter, Read, Write};
[INFO] [stdout]   |                                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AESReader`, `AESWriter`
[INFO] [stdout]   --> src/encryption/mod.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::encryption::aes::aes_stream::{AESReader, AESWriter};
[INFO] [stdout]    |                                          ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AESReader`, `AESWriter`
[INFO] [stdout]  --> src/handshake.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::encryption::aes::aes_stream::{AESWriter, AESReader};
[INFO] [stdout]   |                                          ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RSAKeys`
[INFO] [stdout]  --> src/handshake.rs:8:41
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::encryption::rsa::{RSAWriter, RSAKeys, RSAKeysGenerator, RSAReader};
[INFO] [stdout]   |                                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handshake_start`
[INFO] [stdout]  --> src/handshake.rs:9:72
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::encryption::unsecure::{send_public_key, receive_public_key, handshake_start};
[INFO] [stdout]   |                                                                        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/encryption/rsa.rs:152:26
[INFO] [stdout]     |
[INFO] [stdout] 152 |             if let (Some(n), Some(e)) = (captures.get(1), captures.get(2)) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/encryption/rsa.rs:152:35
[INFO] [stdout]     |
[INFO] [stdout] 152 |             if let (Some(n), Some(e)) = (captures.get(1), captures.get(2)) {
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]    --> src/encryption/mod.rs:124:76
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...Read>(server_nonce: &String, writer: &mut RSAWriter<W>, reader: &mut RSAReader<R>) -> std::io::Result<bool> {
[INFO] [stdout]     |                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]    --> src/encryption/rsa.rs:179:5
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub struct PrivateKey<'a> {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 179 |     parent: &'a RSAKeys,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PrivateKey` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.98s
[INFO] running `Command { std: "docker" "inspect" "e3de9753fc64d3d88e09fad22d15c0fde70221fa799099b840d8e25cb7312ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3de9753fc64d3d88e09fad22d15c0fde70221fa799099b840d8e25cb7312ce6", kill_on_drop: false }`
[INFO] [stdout] e3de9753fc64d3d88e09fad22d15c0fde70221fa799099b840d8e25cb7312ce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5296437eaa90168030d4037e163218611c9fe3f7fef8ba8f2c56afc3a920af94
[INFO] running `Command { std: "docker" "start" "-a" "5296437eaa90168030d4037e163218611c9fe3f7fef8ba8f2c56afc3a920af94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling secure_communication v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/encryption/mod.rs:5:35
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufRead, BufReader, BufWriter, Read, Write};
[INFO] [stdout]   |                                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AESReader`, `AESWriter`
[INFO] [stdout]   --> src/encryption/mod.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::encryption::aes::aes_stream::{AESReader, AESWriter};
[INFO] [stdout]    |                                          ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AESReader`, `AESWriter`
[INFO] [stdout]  --> src/handshake.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::encryption::aes::aes_stream::{AESWriter, AESReader};
[INFO] [stdout]   |                                          ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RSAKeys`
[INFO] [stdout]  --> src/handshake.rs:8:41
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::encryption::rsa::{RSAWriter, RSAKeys, RSAKeysGenerator, RSAReader};
[INFO] [stdout]   |                                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handshake_start`
[INFO] [stdout]  --> src/handshake.rs:9:72
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::encryption::unsecure::{send_public_key, receive_public_key, handshake_start};
[INFO] [stdout]   |                                                                        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/encryption/rsa.rs:152:26
[INFO] [stdout]     |
[INFO] [stdout] 152 |             if let (Some(n), Some(e)) = (captures.get(1), captures.get(2)) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/encryption/rsa.rs:152:35
[INFO] [stdout]     |
[INFO] [stdout] 152 |             if let (Some(n), Some(e)) = (captures.get(1), captures.get(2)) {
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]    --> src/encryption/mod.rs:124:76
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...Read>(server_nonce: &String, writer: &mut RSAWriter<W>, reader: &mut RSAReader<R>) -> std::io::Result<bool> {
[INFO] [stdout]     |                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]    --> src/encryption/rsa.rs:179:5
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub struct PrivateKey<'a> {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 179 |     parent: &'a RSAKeys,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PrivateKey` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufWriter`
[INFO] [stdout]  --> src/encryption/mod.rs:5:35
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufRead, BufReader, BufWriter, Read, Write};
[INFO] [stdout]   |                                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AESReader`, `AESWriter`
[INFO] [stdout]   --> src/encryption/mod.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::encryption::aes::aes_stream::{AESReader, AESWriter};
[INFO] [stdout]    |                                          ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::string::FromUtf8Error`
[INFO] [stdout]   --> src/encryption/./aes_stream.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |     use std::string::FromUtf8Error;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AESReader`, `AESWriter`
[INFO] [stdout]  --> src/handshake.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::encryption::aes::aes_stream::{AESWriter, AESReader};
[INFO] [stdout]   |                                          ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RSAKeys`
[INFO] [stdout]  --> src/handshake.rs:8:41
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::encryption::rsa::{RSAWriter, RSAKeys, RSAKeysGenerator, RSAReader};
[INFO] [stdout]   |                                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handshake_start`
[INFO] [stdout]  --> src/handshake.rs:9:72
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::encryption::unsecure::{send_public_key, receive_public_key, handshake_start};
[INFO] [stdout]   |                                                                        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/handshake.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     use std::fs::File;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]   --> src/handshake.rs:70:44
[INFO] [stdout]    |
[INFO] [stdout] 70 |     use std::net::{TcpStream, TcpListener, SocketAddr};
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/encryption/rsa.rs:152:26
[INFO] [stdout]     |
[INFO] [stdout] 152 |             if let (Some(n), Some(e)) = (captures.get(1), captures.get(2)) {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/encryption/rsa.rs:152:35
[INFO] [stdout]     |
[INFO] [stdout] 152 |             if let (Some(n), Some(e)) = (captures.get(1), captures.get(2)) {
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/encryption/./aes_stream.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let length = reader.read_to_string(&mut string).unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]    --> src/encryption/mod.rs:124:76
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...Read>(server_nonce: &String, writer: &mut RSAWriter<W>, reader: &mut RSAReader<R>) -> std::io::Result<bool> {
[INFO] [stdout]     |                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]    --> src/encryption/rsa.rs:179:5
[INFO] [stdout]     |
[INFO] [stdout] 178 | pub struct PrivateKey<'a> {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] 179 |     parent: &'a RSAKeys,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PrivateKey` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "5296437eaa90168030d4037e163218611c9fe3f7fef8ba8f2c56afc3a920af94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5296437eaa90168030d4037e163218611c9fe3f7fef8ba8f2c56afc3a920af94", kill_on_drop: false }`
[INFO] [stdout] 5296437eaa90168030d4037e163218611c9fe3f7fef8ba8f2c56afc3a920af94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 388fd2aa3224162d6b5ff06a14c9c568f8fa5a2abc137335465677c4d4fa8185
[INFO] running `Command { std: "docker" "start" "-a" "388fd2aa3224162d6b5ff06a14c9c568f8fa5a2abc137335465677c4d4fa8185", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `BufWriter`
[INFO] [stderr]  --> src/encryption/mod.rs:5:35
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{BufRead, BufReader, BufWriter, Read, Write};
[INFO] [stderr]   |                                   ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AESReader`, `AESWriter`
[INFO] [stderr]   --> src/encryption/mod.rs:10:42
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::encryption::aes::aes_stream::{AESReader, AESWriter};
[INFO] [stderr]    |                                          ^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `AESReader`, `AESWriter`
[INFO] [stderr]  --> src/handshake.rs:3:42
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::encryption::aes::aes_stream::{AESWriter, AESReader};
[INFO] [stderr]   |                                          ^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RSAKeys`
[INFO] [stderr]  --> src/handshake.rs:8:41
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::encryption::rsa::{RSAWriter, RSAKeys, RSAKeysGenerator, RSAReader};
[INFO] [stderr]   |                                         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `handshake_start`
[INFO] [stderr]  --> src/handshake.rs:9:72
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::encryption::unsecure::{send_public_key, receive_public_key, handshake_start};
[INFO] [stderr]   |                                                                        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/encryption/rsa.rs:152:26
[INFO] [stderr]     |
[INFO] [stderr] 152 |             if let (Some(n), Some(e)) = (captures.get(1), captures.get(2)) {
[INFO] [stderr]     |                          ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/encryption/rsa.rs:152:35
[INFO] [stderr]     |
[INFO] [stderr] 152 |             if let (Some(n), Some(e)) = (captures.get(1), captures.get(2)) {
[INFO] [stderr]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `writer`
[INFO] [stderr]    --> src/encryption/mod.rs:124:76
[INFO] [stderr]     |
[INFO] [stderr] 124 | ...Read>(server_nonce: &String, writer: &mut RSAWriter<W>, reader: &mut RSAReader<R>) -> std::io::Result<bool> {
[INFO] [stderr]     |                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stderr] 
[INFO] [stderr] warning: field `parent` is never read
[INFO] [stderr]    --> src/encryption/rsa.rs:179:5
[INFO] [stderr]     |
[INFO] [stderr] 178 | pub struct PrivateKey<'a> {
[INFO] [stderr]     |            ---------- field in this struct
[INFO] [stderr] 179 |     parent: &'a RSAKeys,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `PrivateKey` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::string::FromUtf8Error`
[INFO] [stderr]   --> src/encryption/./aes_stream.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |     use std::string::FromUtf8Error;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]   --> src/handshake.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |     use std::fs::File;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SocketAddr`
[INFO] [stderr]   --> src/handshake.rs:70:44
[INFO] [stderr]    |
[INFO] [stderr] 70 |     use std::net::{TcpStream, TcpListener, SocketAddr};
[INFO] [stderr]    |                                            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `length`
[INFO] [stderr]    --> src/encryption/./aes_stream.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let length = reader.read_to_string(&mut string).unwrap();
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stderr] 
[INFO] [stderr] warning: `secure_communication` (lib) generated 9 warnings (run `cargo fix --lib -p secure_communication` to apply 8 suggestions)
[INFO] [stderr] warning: `secure_communication` (lib test) generated 13 warnings (9 duplicates) (run `cargo fix --lib -p secure_communication --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/secure_communication-c03644aa72210090)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test encryption::aes::aes_stream::tests::read_and_write_128_long_message ... ok
[INFO] [stdout] test encryption::aes::aes_stream::tests::read_and_write_128 ... ok
[INFO] [stdout] test encryption::aes::tests::aes_test ... ok
[INFO] [stdout] test encryption::aes::tests::propagate_key ... ok
[INFO] [stdout] test encryption::rsa::generator::tests::inverse_modulo_correct ... ok
[INFO] [stdout] test encryption::rsa::rsa_stream::tests::read_and_write_small ... ok
[INFO] [stdout] test encryption::rsa::tests::lifetime ... ok
[INFO] [stdout] test encryption::rsa::tests::public_key_parsing ... ok
[INFO] [stdout] test encryption::rsa::generator::tests::generate_rsa_keys_small ... ok
[INFO] [stdout] test encryption::rsa::rsa_stream::tests::read_and_write_med ... ok
[INFO] [stdout] test encryption::rsa::tests::encrypt_decrypt_number ... ok
[INFO] [stdout] test encryption::rsa::tests::encrypt_decrypt_string ... ok
[INFO] [stdout] test encryption::rsa::generator::tests::prime_test_accurate ... ok
[INFO] [stdout] test encryption::rsa::generator::tests::generate_rsa_keys_big ... ok
[INFO] [stdout] test encryption::rsa::rsa_stream::tests::read_and_write_big ... ok
[INFO] [stdout] test handshake::tests::handshake_succeeds has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "388fd2aa3224162d6b5ff06a14c9c568f8fa5a2abc137335465677c4d4fa8185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "388fd2aa3224162d6b5ff06a14c9c568f8fa5a2abc137335465677c4d4fa8185", kill_on_drop: false }`
[INFO] [stdout] 388fd2aa3224162d6b5ff06a14c9c568f8fa5a2abc137335465677c4d4fa8185
