[INFO] cloning repository https://github.com/shilpi-mittal/IFT
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shilpi-mittal/IFT" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshilpi-mittal%2FIFT", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshilpi-mittal%2FIFT'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 836dc525049e89ea1023c06156104833e5741601
[INFO] building shilpi-mittal/IFT against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshilpi-mittal%2FIFT" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/shilpi-mittal/IFT
[INFO] finished tweaking git repo https://github.com/shilpi-mittal/IFT
[INFO] tweaked toml for git repo https://github.com/shilpi-mittal/IFT written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/shilpi-mittal/IFT on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/shilpi-mittal/IFT 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 923c204ad7de9874217f903588aaae1530f1b7974698cfeb1085cb05c7ea3a42
[INFO] running `Command { std: "docker" "start" "-a" "923c204ad7de9874217f903588aaae1530f1b7974698cfeb1085cb05c7ea3a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "923c204ad7de9874217f903588aaae1530f1b7974698cfeb1085cb05c7ea3a42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "923c204ad7de9874217f903588aaae1530f1b7974698cfeb1085cb05c7ea3a42", kill_on_drop: false }`
[INFO] [stdout] 923c204ad7de9874217f903588aaae1530f1b7974698cfeb1085cb05c7ea3a42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29ad6964ce8dd98e0f2f8f15cb09ac4590606b7fae98e61d1ec9d592d03febe6
[INFO] running `Command { std: "docker" "start" "-a" "29ad6964ce8dd98e0f2f8f15cb09ac4590606b7fae98e61d1ec9d592d03febe6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.64
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling execute-command-tokens v0.1.7
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rlp v0.5.2
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling os_pipe v1.1.5
[INFO] [stderr]    Compiling users v0.11.0
[INFO] [stderr]    Compiling impl-rlp v0.3.0
[INFO] [stderr]    Compiling dep_doc v0.1.1
[INFO] [stderr]    Compiling command-run v1.1.2
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling docker-command v5.0.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling generic-array v1.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling fixed-hash v0.8.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling execute-command-macro-impl v0.1.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling restest_macros v0.1.0
[INFO] [stderr]    Compiling execute-command-macro v0.1.9
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling execute v0.2.13
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling tokio-util v0.7.11
[INFO] [stderr]    Compiling h2 v0.3.26
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling impl-serde v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling primitive-types v0.12.2
[INFO] [stderr]    Compiling ethbloom v0.13.0
[INFO] [stderr]    Compiling ethereum-types v0.14.1
[INFO] [stderr]    Compiling ethabi v18.0.0
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling restest v0.1.0
[INFO] [stderr]    Compiling IFT v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thread::sleep`
[INFO] [stdout]  --> src/test2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `constants`
[INFO] [stdout]  --> src/test2.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{constants};
[INFO] [stdout]   |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `create_network`, `remove_network`, `start_docker`, and `stop_docker`
[INFO] [stdout]  --> src/test2.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::docker_utils::{create_network, remove_network, start_docker, stop_docker};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `get_node_details`, `get_peers`, `publish_message`, and `subscribe_topic`
[INFO] [stdout]  --> src/test2.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::helpers::{get_node_details, subscribe_topic, get_peers, publish_message};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread::sleep`
[INFO] [stdout]  --> src/test1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `constants`
[INFO] [stdout]  --> src/test1.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{constants};
[INFO] [stdout]   |             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `start_docker` and `stop_docker`
[INFO] [stdout]  --> src/test1.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::docker_utils::{start_docker, stop_docker};
[INFO] [stdout]   |                           ^^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `confirm_message`, `get_node_details`, `publish_message`, and `subscribe_topic`
[INFO] [stdout]  --> src/test1.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::helpers::{confirm_message, get_node_details, publish_message, subscribe_topic};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/helpers.rs:8:50
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) async fn get_node_details() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]   |                                                  ^      ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - pub(crate) async fn get_node_details() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 8 + pub(crate) async fn get_node_details() -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Ok((info.enrUri))
[INFO] [stdout]    |        ^           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     Ok((info.enrUri))
[INFO] [stdout] 20 +     Ok(info.enrUri)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/helpers.rs:23:59
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) async fn subscribe_topic(port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                           ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 - pub(crate) async fn subscribe_topic(port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 23 + pub(crate) async fn subscribe_topic(port: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Ok((body))
[INFO] [stdout]    |        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     Ok((body))
[INFO] [stdout] 40 +     Ok(body)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/helpers.rs:43:64
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) async fn publish_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                                ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 - pub(crate) async fn publish_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 43 + pub(crate) async fn publish_message(host_port: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Ok((body))
[INFO] [stdout]    |        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 -     Ok((body))
[INFO] [stdout] 66 +     Ok(body)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/helpers.rs:69:64
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub(crate) async fn confirm_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                                ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 - pub(crate) async fn confirm_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 69 + pub(crate) async fn confirm_message(host_port: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Ok((body))
[INFO] [stdout]    |        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -     Ok((body))
[INFO] [stdout] 78 +     Ok(body)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/helpers.rs:81:43
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub(crate) async fn get_peers() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                           ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 - pub(crate) async fn get_peers() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 81 + pub(crate) async fn get_peers() -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     Ok((body))
[INFO] [stdout]    |        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 91 -     Ok((body))
[INFO] [stdout] 91 +     Ok(body)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::{Deserialize};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `execute::Execute`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use execute::Execute;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]    --> src/docker_utils.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let out = Launcher::from(BaseCommand::Docker)
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]  --> src/docker_utils.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let output = Launcher::from(BaseCommand::Docker)
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]    --> src/docker_utils.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let out = Launcher::from(BaseCommand::Docker)
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FIVE_SECS` is never used
[INFO] [stdout]  --> src/constants.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) const FIVE_SECS: Duration = Duration::from_millis(5000);
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEN_SECS` is never used
[INFO] [stdout]  --> src/constants.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) const TEN_SECS: Duration = Duration::from_millis(10000);
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_docker` is never used
[INFO] [stdout]  --> src/docker_utils.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub(crate) async fn start_docker(name: &str, network_name: &str, ip: &str, port1: PortRange, port2: PortRange,
[INFO] [stdout]   |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_network` is never used
[INFO] [stdout]   --> src/docker_utils.rs:93:21
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub(crate) async fn create_network() {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_network` is never used
[INFO] [stdout]    --> src/docker_utils.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub(crate) async fn remove_network() {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stop_docker` is never used
[INFO] [stdout]    --> src/docker_utils.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub(crate) async fn stop_docker(name: &str) {
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Info` is never constructed
[INFO] [stdout]  --> src/helpers.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) struct Info {
[INFO] [stdout]   |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_node_details` is never used
[INFO] [stdout]  --> src/helpers.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) async fn get_node_details() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subscribe_topic` is never used
[INFO] [stdout]   --> src/helpers.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) async fn subscribe_topic(port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `publish_message` is never used
[INFO] [stdout]   --> src/helpers.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) async fn publish_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `confirm_message` is never used
[INFO] [stdout]   --> src/helpers.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub(crate) async fn confirm_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_peers` is never used
[INFO] [stdout]   --> src/helpers.rs:81:21
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub(crate) async fn get_peers() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `enrUri` should have a snake case name
[INFO] [stdout]  --> src/helpers.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     enrUri: String,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to snake case: `enr_uri`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `listenAddresses` should have a snake case name
[INFO] [stdout]  --> src/helpers.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     listenAddresses: [String; 2]
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `listen_addresses`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.28s
[INFO] running `Command { std: "docker" "inspect" "29ad6964ce8dd98e0f2f8f15cb09ac4590606b7fae98e61d1ec9d592d03febe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ad6964ce8dd98e0f2f8f15cb09ac4590606b7fae98e61d1ec9d592d03febe6", kill_on_drop: false }`
[INFO] [stdout] 29ad6964ce8dd98e0f2f8f15cb09ac4590606b7fae98e61d1ec9d592d03febe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 180aa789301823ed3c712a3315475d88f8cd9085d7a18becea878c6973ad0bce
[INFO] running `Command { std: "docker" "start" "-a" "180aa789301823ed3c712a3315475d88f8cd9085d7a18becea878c6973ad0bce", kill_on_drop: false }`
[INFO] [stderr]    Compiling IFT v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/helpers.rs:8:50
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) async fn get_node_details() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]   |                                                  ^      ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 8 - pub(crate) async fn get_node_details() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 8 + pub(crate) async fn get_node_details() -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Ok((info.enrUri))
[INFO] [stdout]    |        ^           ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     Ok((info.enrUri))
[INFO] [stdout] 20 +     Ok(info.enrUri)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/helpers.rs:23:59
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(crate) async fn subscribe_topic(port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                           ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 - pub(crate) async fn subscribe_topic(port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 23 + pub(crate) async fn subscribe_topic(port: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Ok((body))
[INFO] [stdout]    |        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     Ok((body))
[INFO] [stdout] 40 +     Ok(body)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/helpers.rs:43:64
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) async fn publish_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                                ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 - pub(crate) async fn publish_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 43 + pub(crate) async fn publish_message(host_port: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Ok((body))
[INFO] [stdout]    |        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 66 -     Ok((body))
[INFO] [stdout] 66 +     Ok(body)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/helpers.rs:69:64
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub(crate) async fn confirm_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                                ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 - pub(crate) async fn confirm_message(host_port: &str) -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 69 + pub(crate) async fn confirm_message(host_port: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Ok((body))
[INFO] [stdout]    |        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -     Ok((body))
[INFO] [stdout] 78 +     Ok(body)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/helpers.rs:81:43
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub(crate) async fn get_peers() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                           ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 - pub(crate) async fn get_peers() -> Result<(String), Box<dyn std::error::Error>> {
[INFO] [stdout] 81 + pub(crate) async fn get_peers() -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/helpers.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     Ok((body))
[INFO] [stdout]    |        ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 91 -     Ok((body))
[INFO] [stdout] 91 +     Ok(body)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::{Deserialize};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `execute::Execute`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use execute::Execute;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]    --> src/docker_utils.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let out = Launcher::from(BaseCommand::Docker)
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]  --> src/docker_utils.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let output = Launcher::from(BaseCommand::Docker)
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `out`
[INFO] [stdout]    --> src/docker_utils.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let out = Launcher::from(BaseCommand::Docker)
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_out`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `enrUri` should have a snake case name
[INFO] [stdout]  --> src/helpers.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     enrUri: String,
[INFO] [stdout]   |     ^^^^^^ help: convert the identifier to snake case: `enr_uri`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `listenAddresses` should have a snake case name
[INFO] [stdout]  --> src/helpers.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     listenAddresses: [String; 2]
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `listen_addresses`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "180aa789301823ed3c712a3315475d88f8cd9085d7a18becea878c6973ad0bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "180aa789301823ed3c712a3315475d88f8cd9085d7a18becea878c6973ad0bce", kill_on_drop: false }`
[INFO] [stdout] 180aa789301823ed3c712a3315475d88f8cd9085d7a18becea878c6973ad0bce
