[INFO] cloning repository https://github.com/HernanW4/simple_tcp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HernanW4/simple_tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHernanW4%2Fsimple_tcp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHernanW4%2Fsimple_tcp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ffd0ee57047ce44f6da96b5b1bf121dffbd70857 [INFO] checking HernanW4/simple_tcp/ffd0ee57047ce44f6da96b5b1bf121dffbd70857 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHernanW4%2Fsimple_tcp" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HernanW4/simple_tcp on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/HernanW4/simple_tcp [INFO] finished tweaking git repo https://github.com/HernanW4/simple_tcp [INFO] tweaked toml for git repo https://github.com/HernanW4/simple_tcp written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/HernanW4/simple_tcp 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d424218acebb133d6300fbf2be0c93dd39db868f373616e8768fb6aaa373141 [INFO] running `Command { std: "docker" "start" "-a" "6d424218acebb133d6300fbf2be0c93dd39db868f373616e8768fb6aaa373141", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d424218acebb133d6300fbf2be0c93dd39db868f373616e8768fb6aaa373141", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d424218acebb133d6300fbf2be0c93dd39db868f373616e8768fb6aaa373141", kill_on_drop: false }` [INFO] [stdout] 6d424218acebb133d6300fbf2be0c93dd39db868f373616e8768fb6aaa373141 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5373ace41c8513da2c90fc3d2b7e7d1cad98bd077ee953391ecd06e94ecd806b [INFO] running `Command { std: "docker" "start" "-a" "5373ace41c8513da2c90fc3d2b7e7d1cad98bd077ee953391ecd06e94ecd806b", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Checking is_terminal_polyfill v1.70.0 [INFO] [stderr] Checking colorchoice v1.0.1 [INFO] [stderr] Checking anstyle-query v1.1.0 [INFO] [stderr] Checking anstyle v1.0.7 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking anstyle-parse v0.2.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling syn v2.0.68 [INFO] [stderr] Checking anstream v0.6.14 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling derive_more v0.99.18 [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Checking env_filter v0.1.0 [INFO] [stderr] Checking env_logger v0.11.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking simple_tcp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Read` and `self` [INFO] [stdout] --> src/client.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver` and `Sender` [INFO] [stdout] --> src/client.rs:2:23 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `MutexGuard`, `Mutex`, and `mpsc` [INFO] [stdout] --> src/client.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::{mpsc, Arc, Mutex, MutexGuard}; [INFO] [stdout] | ^^^^ ^^^ ^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/client.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Data` [INFO] [stdout] --> src/client.rs:13:30 [INFO] [stdout] | [INFO] [stdout] 13 | use crate::{ConnectionState, Data, PacketType, TcpPacket, PACKET_VERSION}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read` and `Write` [INFO] [stdout] --> src/server.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | io::{Read, Write}, [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Data` [INFO] [stdout] --> src/server.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | use crate::{Data, TcpPacket}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read` and `self` [INFO] [stdout] --> src/client.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver` and `Sender` [INFO] [stdout] --> src/client.rs:2:23 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `MutexGuard`, `Mutex`, and `mpsc` [INFO] [stdout] --> src/client.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::{mpsc, Arc, Mutex, MutexGuard}; [INFO] [stdout] | ^^^^ ^^^ ^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/client.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Data` [INFO] [stdout] --> src/client.rs:13:30 [INFO] [stdout] | [INFO] [stdout] 13 | use crate::{ConnectionState, Data, PacketType, TcpPacket, PACKET_VERSION}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read` and `Write` [INFO] [stdout] --> src/server.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | io::{Read, Write}, [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Data` [INFO] [stdout] --> src/server.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | use crate::{Data, TcpPacket}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StreamHandler` [INFO] [stdout] --> src/client.rs:12:40 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::utils::{packet_handling::*, StreamHandler}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_activity` [INFO] [stdout] --> src/client.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | let mut last_activity = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_activity` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timeout` [INFO] [stdout] --> src/client.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let timeout = Duration::from_secs(7); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tries` [INFO] [stdout] --> src/client.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | let mut tries = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_tries` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client_ack` [INFO] [stdout] --> src/client.rs:49:17 [INFO] [stdout] | [INFO] [stdout] 49 | let mut client_ack: u32 = 0; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_ack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut last_activity = Instant::now(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let mut tries = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | let mut client_seq: u32 = rand::thread_rng().gen_range(0..500); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let mut client_ack: u32 = 0; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `last_activity` is assigned to, but never used [INFO] [stdout] --> src/server.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | let mut last_activity = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_last_activity` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timeout` [INFO] [stdout] --> src/server.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let timeout = Duration::from_secs(10); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `response_tries` [INFO] [stdout] --> src/server.rs:114:17 [INFO] [stdout] | [INFO] [stdout] 114 | let mut response_tries = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_tries` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/server.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | let mut buf = [0; 1024]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `server_ack_num` is never read [INFO] [stdout] --> src/server.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | let mut server_ack_num = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `last_activity` is never read [INFO] [stdout] --> src/server.rs:152:21 [INFO] [stdout] | [INFO] [stdout] 152 | last_activity = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `last_activity` is never read [INFO] [stdout] --> src/server.rs:175:21 [INFO] [stdout] | [INFO] [stdout] 175 | last_activity = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 114 | let mut response_tries = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:116:13 [INFO] [stdout] | [INFO] [stdout] 116 | let mut buf = [0; 1024]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 120 | let mut server_seq_num = rand::thread_rng().gen_range(0..500); [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StreamHandler` [INFO] [stdout] --> src/client.rs:12:40 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::utils::{packet_handling::*, StreamHandler}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_activity` [INFO] [stdout] --> src/client.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | let mut last_activity = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_activity` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timeout` [INFO] [stdout] --> src/client.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let timeout = Duration::from_secs(7); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tries` [INFO] [stdout] --> src/client.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | let mut tries = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_tries` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client_ack` [INFO] [stdout] --> src/client.rs:49:17 [INFO] [stdout] | [INFO] [stdout] 49 | let mut client_ack: u32 = 0; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_ack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let mut last_activity = Instant::now(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let mut tries = 0; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | let mut client_seq: u32 = rand::thread_rng().gen_range(0..500); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let mut client_ack: u32 = 0; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `last_activity` is assigned to, but never used [INFO] [stdout] --> src/server.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | let mut last_activity = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_last_activity` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timeout` [INFO] [stdout] --> src/server.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let timeout = Duration::from_secs(10); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `response_tries` [INFO] [stdout] --> src/server.rs:114:17 [INFO] [stdout] | [INFO] [stdout] 114 | let mut response_tries = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_tries` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buf` [INFO] [stdout] --> src/server.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | let mut buf = [0; 1024]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `server_ack_num` is never read [INFO] [stdout] --> src/server.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | let mut server_ack_num = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `last_activity` is never read [INFO] [stdout] --> src/server.rs:152:21 [INFO] [stdout] | [INFO] [stdout] 152 | last_activity = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `last_activity` is never read [INFO] [stdout] --> src/server.rs:175:21 [INFO] [stdout] | [INFO] [stdout] 175 | last_activity = Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:114:13 [INFO] [stdout] | [INFO] [stdout] 114 | let mut response_tries = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:116:13 [INFO] [stdout] | [INFO] [stdout] 116 | let mut buf = [0; 1024]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 120 | let mut server_seq_num = rand::thread_rng().gen_range(0..500); [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.81s [INFO] running `Command { std: "docker" "inspect" "5373ace41c8513da2c90fc3d2b7e7d1cad98bd077ee953391ecd06e94ecd806b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5373ace41c8513da2c90fc3d2b7e7d1cad98bd077ee953391ecd06e94ecd806b", kill_on_drop: false }` [INFO] [stdout] 5373ace41c8513da2c90fc3d2b7e7d1cad98bd077ee953391ecd06e94ecd806b