[INFO] cloning repository https://github.com/nonam3e/kademlia_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nonam3e/kademlia_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnonam3e%2Fkademlia_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnonam3e%2Fkademlia_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18704b275c5f72ec4a672fe8b6f34d1df375976c
[INFO] testing nonam3e/kademlia_rust against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnonam3e%2Fkademlia_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nonam3e/kademlia_rust
[INFO] finished tweaking git repo https://github.com/nonam3e/kademlia_rust
[INFO] tweaked toml for git repo https://github.com/nonam3e/kademlia_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nonam3e/kademlia_rust on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nonam3e/kademlia_rust 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing nonam3e/kademlia_rust against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnonam3e%2Fkademlia_rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nonam3e/kademlia_rust
[INFO] finished tweaking git repo https://github.com/nonam3e/kademlia_rust
[INFO] tweaked toml for git repo https://github.com/nonam3e/kademlia_rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nonam3e/kademlia_rust on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nonam3e/kademlia_rust 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 5db7d1c28810530df70995a000e7853d9f5e798fd564d8aa624ff804b8dcdebb
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[INFO] [stdout] warning: unused import: `KEY_LEN`
[INFO] [stdout]  --> src/node.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::settings::{KEY_LEN, N_MODE, NetworkMode};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Digest` and `Sha256`
[INFO] [stdout]  --> src/key.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sha2::{Sha256, Digest};
[INFO] [stdout]   |            ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hex`
[INFO] [stdout]  --> src/utils.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use hex;
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::key::Key`
[INFO] [stdout]  --> src/utils.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::key::Key;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `K_PARAM`
[INFO] [stdout]  --> src/kbucket.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::settings::{ K_PARAM };
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/node.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             _ => panic!("set NetworkMode"),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/node.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             NetworkMode::Global => crate::utils::get_public_ip().await.unwrap(),
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] 14 |             NetworkMode::Local => crate::utils::get_local_ip().await.unwrap(),
[INFO] [stdout]    |             ------------------ matches some of the same values
[INFO] [stdout] 15 |             _ => panic!("set NetworkMode"),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/key.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |             _=> panic!("set NetworkMode"),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/key.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             NetworkMode::Global => to_hash = get_public_ip().await.unwrap(),
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] 13 |             NetworkMode::Local => to_hash = get_local_ip().await.unwrap(),
[INFO] [stdout]    |             ------------------ matches some of the same values
[INFO] [stdout] 14 |             _=> panic!("set NetworkMode"),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/kbucket.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn add_node(&mut self, node: node::Node)
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `N_BUCKETS` is never used
[INFO] [stdout]  --> src/settings.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const N_BUCKETS: usize = KEY_LEN * 8;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `K_PARAM` is never used
[INFO] [stdout]  --> src/settings.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const K_PARAM: usize = 20;
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BUF_SIZE` is never used
[INFO] [stdout]   --> src/settings.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const BUF_SIZE: usize = 4096 * 2;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TIMEOUT` is never used
[INFO] [stdout]   --> src/settings.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const TIMEOUT: u64 = 5000;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ALPHA` is never used
[INFO] [stdout]   --> src/settings.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const ALPHA: usize = 3;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Local` is never constructed
[INFO] [stdout]   --> src/settings.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum NetworkMode {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 22 |     Global,
[INFO] [stdout] 23 |     Local,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Kbucket` is never constructed
[INFO] [stdout]  --> src/kbucket.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Kbucket
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `update`, and `add_node` are never used
[INFO] [stdout]   --> src/kbucket.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Kbucket
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 14 | {
[INFO] [stdout] 15 |     pub fn new() -> Self
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn update(&mut self, timeout: std::time::Duration)
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn add_node(&mut self, node: node::Node)
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Rpc` is never used
[INFO] [stdout]  --> src/rpc.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Rpc {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.83s
[INFO] running `Command { std: "docker" "inspect" "5db7d1c28810530df70995a000e7853d9f5e798fd564d8aa624ff804b8dcdebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5db7d1c28810530df70995a000e7853d9f5e798fd564d8aa624ff804b8dcdebb", kill_on_drop: false }`
[INFO] [stdout] 5db7d1c28810530df70995a000e7853d9f5e798fd564d8aa624ff804b8dcdebb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c20829eb9e4057042dc4c60977c49b763e67828a4356e770d4e0fba590270df1
[INFO] running `Command { std: "docker" "start" "-a" "c20829eb9e4057042dc4c60977c49b763e67828a4356e770d4e0fba590270df1", kill_on_drop: false }`
[INFO] [stderr]    Compiling untitled v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `KEY_LEN`
[INFO] [stdout]  --> src/node.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::settings::{KEY_LEN, N_MODE, NetworkMode};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Digest` and `Sha256`
[INFO] [stdout]  --> src/key.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sha2::{Sha256, Digest};
[INFO] [stdout]   |            ^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/utils.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hex`
[INFO] [stdout]  --> src/utils.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use hex;
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::key::Key`
[INFO] [stdout]  --> src/utils.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::key::Key;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `K_PARAM`
[INFO] [stdout]  --> src/kbucket.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::settings::{ K_PARAM };
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/node.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             _ => panic!("set NetworkMode"),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/node.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             NetworkMode::Global => crate::utils::get_public_ip().await.unwrap(),
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] 14 |             NetworkMode::Local => crate::utils::get_local_ip().await.unwrap(),
[INFO] [stdout]    |             ------------------ matches some of the same values
[INFO] [stdout] 15 |             _ => panic!("set NetworkMode"),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/key.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |             _=> panic!("set NetworkMode"),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/key.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             NetworkMode::Global => to_hash = get_public_ip().await.unwrap(),
[INFO] [stdout]    |             ------------------- matches some of the same values
[INFO] [stdout] 13 |             NetworkMode::Local => to_hash = get_local_ip().await.unwrap(),
[INFO] [stdout]    |             ------------------ matches some of the same values
[INFO] [stdout] 14 |             _=> panic!("set NetworkMode"),
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> src/kbucket.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn add_node(&mut self, node: node::Node)
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `N_BUCKETS` is never used
[INFO] [stdout]  --> src/settings.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const N_BUCKETS: usize = KEY_LEN * 8;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `K_PARAM` is never used
[INFO] [stdout]  --> src/settings.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const K_PARAM: usize = 20;
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BUF_SIZE` is never used
[INFO] [stdout]   --> src/settings.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const BUF_SIZE: usize = 4096 * 2;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TIMEOUT` is never used
[INFO] [stdout]   --> src/settings.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const TIMEOUT: u64 = 5000;
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ALPHA` is never used
[INFO] [stdout]   --> src/settings.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub const ALPHA: usize = 3;
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Local` is never constructed
[INFO] [stdout]   --> src/settings.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum NetworkMode {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 22 |     Global,
[INFO] [stdout] 23 |     Local,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Kbucket` is never constructed
[INFO] [stdout]  --> src/kbucket.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Kbucket
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `update`, and `add_node` are never used
[INFO] [stdout]   --> src/kbucket.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Kbucket
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 14 | {
[INFO] [stdout] 15 |     pub fn new() -> Self
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn update(&mut self, timeout: std::time::Duration)
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     fn add_node(&mut self, node: node::Node)
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Rpc` is never used
[INFO] [stdout]  --> src/rpc.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Rpc {
[INFO] [stdout]   |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "c20829eb9e4057042dc4c60977c49b763e67828a4356e770d4e0fba590270df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20829eb9e4057042dc4c60977c49b763e67828a4356e770d4e0fba590270df1", kill_on_drop: false }`
[INFO] [stdout] c20829eb9e4057042dc4c60977c49b763e67828a4356e770d4e0fba590270df1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7560732b72ff3cde7bb23fd471e7908cbc5cac5831ca650b9143d8ec083e44ab
[INFO] running `Command { std: "docker" "start" "-a" "7560732b72ff3cde7bb23fd471e7908cbc5cac5831ca650b9143d8ec083e44ab", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `KEY_LEN`
[INFO] [stderr]  --> src/node.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::settings::{KEY_LEN, N_MODE, NetworkMode};
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Digest` and `Sha256`
[INFO] [stderr]  --> src/key.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | use sha2::{Sha256, Digest};
[INFO] [stderr]   |            ^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/utils.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hex`
[INFO] [stderr]  --> src/utils.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hex;
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::key::Key`
[INFO] [stderr]  --> src/utils.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::key::Key;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `K_PARAM`
[INFO] [stderr]  --> src/kbucket.rs:2:24
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::settings::{ K_PARAM };
[INFO] [stderr]   |                        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/node.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |             _ => panic!("set NetworkMode"),
[INFO] [stderr]    |             ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/node.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |             NetworkMode::Global => crate::utils::get_public_ip().await.unwrap(),
[INFO] [stderr]    |             ------------------- matches some of the same values
[INFO] [stderr] 14 |             NetworkMode::Local => crate::utils::get_local_ip().await.unwrap(),
[INFO] [stderr]    |             ------------------ matches some of the same values
[INFO] [stderr] 15 |             _ => panic!("set NetworkMode"),
[INFO] [stderr]    |             ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/key.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |             _=> panic!("set NetworkMode"),
[INFO] [stderr]    |             ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/key.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |             NetworkMode::Global => to_hash = get_public_ip().await.unwrap(),
[INFO] [stderr]    |             ------------------- matches some of the same values
[INFO] [stderr] 13 |             NetworkMode::Local => to_hash = get_local_ip().await.unwrap(),
[INFO] [stderr]    |             ------------------ matches some of the same values
[INFO] [stderr] 14 |             _=> panic!("set NetworkMode"),
[INFO] [stderr]    |             ^ collectively making this unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `node`
[INFO] [stderr]   --> src/kbucket.rs:40:28
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn add_node(&mut self, node: node::Node)
[INFO] [stderr]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `N_BUCKETS` is never used
[INFO] [stderr]  --> src/settings.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | const N_BUCKETS: usize = KEY_LEN * 8;
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `K_PARAM` is never used
[INFO] [stderr]  --> src/settings.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub const K_PARAM: usize = 20;
[INFO] [stderr]   |           ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `BUF_SIZE` is never used
[INFO] [stderr]   --> src/settings.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 | const BUF_SIZE: usize = 4096 * 2;
[INFO] [stderr]    |       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TIMEOUT` is never used
[INFO] [stderr]   --> src/settings.rs:15:7
[INFO] [stderr]    |
[INFO] [stderr] 15 | const TIMEOUT: u64 = 5000;
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `ALPHA` is never used
[INFO] [stderr]   --> src/settings.rs:18:11
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub const ALPHA: usize = 3;
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Local` is never constructed
[INFO] [stderr]   --> src/settings.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum NetworkMode {
[INFO] [stderr]    |          ----------- variant in this enum
[INFO] [stderr] 22 |     Global,
[INFO] [stderr] 23 |     Local,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Kbucket` is never constructed
[INFO] [stderr]  --> src/kbucket.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Kbucket
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `update`, and `add_node` are never used
[INFO] [stderr]   --> src/kbucket.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Kbucket
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 14 | {
[INFO] [stderr] 15 |     pub fn new() -> Self
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     fn update(&mut self, timeout: std::time::Duration)
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 40 |     fn add_node(&mut self, node: node::Node)
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Rpc` is never used
[INFO] [stderr]  --> src/rpc.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum Rpc {
[INFO] [stderr]   |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `untitled` (bin "untitled" test) generated 18 warnings (run `cargo fix --bin "untitled" --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/untitled-8900d4aa14215776)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7560732b72ff3cde7bb23fd471e7908cbc5cac5831ca650b9143d8ec083e44ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7560732b72ff3cde7bb23fd471e7908cbc5cac5831ca650b9143d8ec083e44ab", kill_on_drop: false }`
[INFO] [stdout] 7560732b72ff3cde7bb23fd471e7908cbc5cac5831ca650b9143d8ec083e44ab
