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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carlosb1/workshop-distributed-systems" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlosb1%2Fworkshop-distributed-systems", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlosb1%2Fworkshop-distributed-systems" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/carlosb1/workshop-distributed-systems
[INFO] finished tweaking git repo https://github.com/carlosb1/workshop-distributed-systems
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[INFO] validating manifest of git repo https://github.com/carlosb1/workshop-distributed-systems on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb
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[INFO] crate git repo https://github.com/carlosb1/workshop-distributed-systems already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/adapters/network/net.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/adapters/network/net.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Client` is never constructed
[INFO] [stdout]   --> src/adapters/network/client.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Client {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/adapters/network/client.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Client {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 17 |     /// Constructor function with initial clock
[INFO] [stdout] 18 |     pub fn new(latest_time: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn write(self, key: String, value: String) -> JoinHandle<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FromClientMessage` is never used
[INFO] [stdout]  --> src/adapters/network/message.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum FromClientMessage {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FromServerMessage` is never used
[INFO] [stdout]   --> src/adapters/network/message.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum FromServerMessage {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Signal` is never used
[INFO] [stdout]   --> src/adapters/network/message.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub enum Signal {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ServerDispatcher` is never used
[INFO] [stdout]   --> src/adapters/network/net.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait ServerDispatcher {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ClientDispatcher` is never used
[INFO] [stdout]   --> src/adapters/network/net.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait ClientDispatcher {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_server` is never used
[INFO] [stdout]   --> src/adapters/network/net.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn run_server<T: ServerDispatcher + Clone>(node: Node, dispatcher: Arc<Mutex<T>>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_client` is never used
[INFO] [stdout]   --> src/adapters/network/net.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn run_client<T: ClientDispatcher + Clone>(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Server` is never constructed
[INFO] [stdout]   --> src/adapters/network/server.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Server {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `start` are never used
[INFO] [stdout]   --> src/adapters/network/server.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Server {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 21 |     pub fn new(latest_time: u64, name: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn start(self) -> JoinHandle<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LamportClock` is never constructed
[INFO] [stdout]  --> src/adapters/lamport.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LamportClock {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `tick` are never used
[INFO] [stdout]   --> src/adapters/lamport.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl LamportClock {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn new(latest_time: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn tick(&mut self, request_time: u64) -> u64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DistributedServerDispatcher` is never constructed
[INFO] [stdout]  --> src/core.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct DistributedServerDispatcher {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/core.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl DistributedServerDispatcher {
[INFO] [stdout]    | -------------------------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn write(&mut self, key: String, value: String, request_time: u64) -> u64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DistributedClientDispatcher` is never constructed
[INFO] [stdout]   --> src/core.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct DistributedClientDispatcher {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/core.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl DistributedClientDispatcher {
[INFO] [stdout]    | -------------------------------- associated function in this implementation
[INFO] [stdout] 55 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/entity.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Node {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_env` is never used
[INFO] [stdout]   --> src/entity.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Node {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn from_env() -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VersionedValue` is never constructed
[INFO] [stdout]   --> src/entity.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct VersionedValue {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/entity.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl VersionedValue {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 35 |     pub fn new(key: &str, time: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ParseVersionedError` is never constructed
[INFO] [stdout]   --> src/entity.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct ParseVersionedError {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SerializedValue` is never constructed
[INFO] [stdout]   --> src/entity.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | pub struct SerializedValue {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/entity.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | impl SerializedValue {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 79 |     pub fn new(value: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Client` is never constructed
[INFO] [stdout]   --> src/adapters/network/client.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Client {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/adapters/network/client.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Client {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 17 |     /// Constructor function with initial clock
[INFO] [stdout] 18 |     pub fn new(latest_time: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn write(self, key: String, value: String) -> JoinHandle<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FromClientMessage` is never used
[INFO] [stdout]  --> src/adapters/network/message.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum FromClientMessage {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FromServerMessage` is never used
[INFO] [stdout]   --> src/adapters/network/message.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum FromServerMessage {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Signal` is never used
[INFO] [stdout]   --> src/adapters/network/message.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub enum Signal {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ServerDispatcher` is never used
[INFO] [stdout]   --> src/adapters/network/net.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait ServerDispatcher {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ClientDispatcher` is never used
[INFO] [stdout]   --> src/adapters/network/net.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub trait ClientDispatcher {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_server` is never used
[INFO] [stdout]   --> src/adapters/network/net.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn run_server<T: ServerDispatcher + Clone>(node: Node, dispatcher: Arc<Mutex<T>>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_client` is never used
[INFO] [stdout]   --> src/adapters/network/net.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn run_client<T: ClientDispatcher + Clone>(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Server` is never constructed
[INFO] [stdout]   --> src/adapters/network/server.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Server {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `start` are never used
[INFO] [stdout]   --> src/adapters/network/server.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Server {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 21 |     pub fn new(latest_time: u64, name: String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn start(self) -> JoinHandle<()> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LamportClock` is never constructed
[INFO] [stdout]  --> src/adapters/lamport.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct LamportClock {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `tick` are never used
[INFO] [stdout]   --> src/adapters/lamport.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl LamportClock {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 10 |     pub fn new(latest_time: u64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn tick(&mut self, request_time: u64) -> u64 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DistributedServerDispatcher` is never constructed
[INFO] [stdout]  --> src/core.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct DistributedServerDispatcher {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `write` are never used
[INFO] [stdout]   --> src/core.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl DistributedServerDispatcher {
[INFO] [stdout]    | -------------------------------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn write(&mut self, key: String, value: String, request_time: u64) -> u64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DistributedClientDispatcher` is never constructed
[INFO] [stdout]   --> src/core.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct DistributedClientDispatcher {}
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/core.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | impl DistributedClientDispatcher {
[INFO] [stdout]    | -------------------------------- associated function in this implementation
[INFO] [stdout] 55 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]  --> src/entity.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Node {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_env` is never used
[INFO] [stdout]   --> src/entity.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Node {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 12 |     pub fn from_env() -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/adapters/network/net.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/adapters/network/net.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.78s
[INFO] running `Command { std: "docker" "inspect" "3f981618c087c33d2bb0311c4548a24be47ce7df17b3a5514d6b88209008d261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f981618c087c33d2bb0311c4548a24be47ce7df17b3a5514d6b88209008d261", kill_on_drop: false }`
[INFO] [stdout] 3f981618c087c33d2bb0311c4548a24be47ce7df17b3a5514d6b88209008d261