[INFO] cloning repository https://github.com/TeklitB/RustCourse2022 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TeklitB/RustCourse2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeklitB%2FRustCourse2022", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeklitB%2FRustCourse2022'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd82c2044f0fee8a68f40a766f2d876df19e5576 [INFO] testing TeklitB/RustCourse2022 against beta-2025-04-13 for beta-1.87-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeklitB%2FRustCourse2022" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TeklitB/RustCourse2022 on toolchain beta-2025-04-13 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TeklitB/RustCourse2022 [INFO] finished tweaking git repo https://github.com/TeklitB/RustCourse2022 [INFO] tweaked toml for git repo https://github.com/TeklitB/RustCourse2022 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/TeklitB/RustCourse2022 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "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-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9636da3a4a368be0d0e07432dfaaed1e9aa12184d9f6b606592020ce6f0d0d0d [INFO] running `Command { std: "docker" "start" "-a" "9636da3a4a368be0d0e07432dfaaed1e9aa12184d9f6b606592020ce6f0d0d0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9636da3a4a368be0d0e07432dfaaed1e9aa12184d9f6b606592020ce6f0d0d0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9636da3a4a368be0d0e07432dfaaed1e9aa12184d9f6b606592020ce6f0d0d0d", kill_on_drop: false }` [INFO] [stdout] 9636da3a4a368be0d0e07432dfaaed1e9aa12184d9f6b606592020ce6f0d0d0d [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0771dc23f6f98f7aa7ff4c6e2cd3d8afa66985f2a981d68525f49d59a7eb827 [INFO] running `Command { std: "docker" "start" "-a" "f0771dc23f6f98f7aa7ff4c6e2cd3d8afa66985f2a981d68525f49d59a7eb827", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.102 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Compiling version-compare v0.1.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Compiling ttf-parser v0.6.2 [INFO] [stderr] Compiling sdl2 v0.35.2 [INFO] [stderr] Compiling serde_json v1.0.86 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling ab_glyph_rasterizer v0.1.7 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling itoa v1.0.4 [INFO] [stderr] Compiling ttf-noto-sans v0.1.1 [INFO] [stderr] Compiling sdl2-sys v0.35.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling owned_ttf_parser v0.6.0 [INFO] [stderr] Compiling rusttype v0.9.2 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling line_drawing v1.0.0 [INFO] [stderr] Compiling apricity v0.1.0 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling RustCourse2022 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: crate `RustCourse2022` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `rust_course2022` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `RwLock` [INFO] [stdout] --> src/bin/ex8-server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ptr` [INFO] [stdout] --> src/bin/ex10-client.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{collections::HashMap, ptr}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ex8-server.rs:23:30 [INFO] [stdout] | [INFO] [stdout] 23 | for (id, mut socket) in &mut sockets { [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: unused import: `Read` [INFO] [stdout] --> src/bin/ex9-server.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{Write, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `RwLock` [INFO] [stdout] --> src/bin/ex9-server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ex7.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut sockets = Arc::new(RwLock::new(Vec::new())); [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: unused import: `CityData` [INFO] [stdout] --> src/main.rs:2:28 [INFO] [stdout] | [INFO] [stdout] 2 | use RustCourse2022::{City, CityData}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/bin/ex10-server.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{Write, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `RwLock` [INFO] [stdout] --> src/bin/ex10-server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/bin/ex9-server.rs:26:72 [INFO] [stdout] | [INFO] [stdout] 26 | SocketEvent::Message(socket_id, ClientMessage::Hello { name }) => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `largest_cities` [INFO] [stdout] --> src/bin/ex10-client.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let largest_cities: Vec<&City> = cities_by_country.values() [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_largest_cities` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `socket_id` [INFO] [stdout] --> src/bin/ex9-server.rs:36:38 [INFO] [stdout] | [INFO] [stdout] 36 | SocketEvent::Message(socket_id, ClientMessage::Guess(coordinate)) => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `coordinate` [INFO] [stdout] --> src/bin/ex9-server.rs:36:70 [INFO] [stdout] | [INFO] [stdout] 36 | SocketEvent::Message(socket_id, ClientMessage::Guess(coordinate)) => { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinate` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ex9-server.rs:27:25 [INFO] [stdout] | [INFO] [stdout] 27 | let mut client = sockets.get_mut(&socket_id).unwrap(); [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: unused variable: `server_name` [INFO] [stdout] --> src/bin/ex10-client.rs:157:42 [INFO] [stdout] | [INFO] [stdout] 157 | ServerMessage::Welcome { server_name } => {}, [INFO] [stdout] | ^^^^^^^^^^^ help: try ignoring the field: `server_name: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ex9-server.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | let mut socket = match socket { [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/bin/ex10-server.rs:69:25 [INFO] [stdout] | [INFO] [stdout] 69 | let mut client = clients.get_mut(&socket_id).unwrap(); [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/bin/ex10-server.rs:147:13 [INFO] [stdout] | [INFO] [stdout] 147 | let mut socket = match socket { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.29s [INFO] running `Command { std: "docker" "inspect" "f0771dc23f6f98f7aa7ff4c6e2cd3d8afa66985f2a981d68525f49d59a7eb827", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0771dc23f6f98f7aa7ff4c6e2cd3d8afa66985f2a981d68525f49d59a7eb827", kill_on_drop: false }` [INFO] [stdout] f0771dc23f6f98f7aa7ff4c6e2cd3d8afa66985f2a981d68525f49d59a7eb827 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6fe1c8dc2a092de88a4e4cea1730c0946c780621d89b424470994a2cbec1c6c3 [INFO] running `Command { std: "docker" "start" "-a" "6fe1c8dc2a092de88a4e4cea1730c0946c780621d89b424470994a2cbec1c6c3", kill_on_drop: false }` [INFO] [stderr] Compiling RustCourse2022 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: crate `RustCourse2022` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = help: convert the identifier to snake case: `rust_course2022` [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `RwLock` [INFO] [stdout] --> src/bin/ex8-server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CityData` [INFO] [stdout] --> src/main.rs:2:28 [INFO] [stdout] | [INFO] [stdout] 2 | use RustCourse2022::{City, CityData}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ptr` [INFO] [stdout] --> src/bin/ex10-client.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{collections::HashMap, ptr}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ex7.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | let mut sockets = Arc::new(RwLock::new(Vec::new())); [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: unused import: `Read` [INFO] [stdout] --> src/bin/ex9-server.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{Write, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `RwLock` [INFO] [stdout] --> src/bin/ex9-server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ex8-server.rs:23:30 [INFO] [stdout] | [INFO] [stdout] 23 | for (id, mut socket) in &mut sockets { [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: unused variable: `name` [INFO] [stdout] --> src/bin/ex9-server.rs:26:72 [INFO] [stdout] | [INFO] [stdout] 26 | SocketEvent::Message(socket_id, ClientMessage::Hello { name }) => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `socket_id` [INFO] [stdout] --> src/bin/ex9-server.rs:36:38 [INFO] [stdout] | [INFO] [stdout] 36 | SocketEvent::Message(socket_id, ClientMessage::Guess(coordinate)) => { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `coordinate` [INFO] [stdout] --> src/bin/ex9-server.rs:36:70 [INFO] [stdout] | [INFO] [stdout] 36 | SocketEvent::Message(socket_id, ClientMessage::Guess(coordinate)) => { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinate` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/bin/ex10-server.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{Write, Read}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc` and `RwLock` [INFO] [stdout] --> src/bin/ex10-server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ex9-server.rs:27:25 [INFO] [stdout] | [INFO] [stdout] 27 | let mut client = sockets.get_mut(&socket_id).unwrap(); [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/bin/ex9-server.rs:48:13 [INFO] [stdout] | [INFO] [stdout] 48 | let mut socket = match socket { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `largest_cities` [INFO] [stdout] --> src/bin/ex10-client.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let largest_cities: Vec<&City> = cities_by_country.values() [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_largest_cities` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `server_name` [INFO] [stdout] --> src/bin/ex10-client.rs:157:42 [INFO] [stdout] | [INFO] [stdout] 157 | ServerMessage::Welcome { server_name } => {}, [INFO] [stdout] | ^^^^^^^^^^^ help: try ignoring the field: `server_name: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ex10-server.rs:69:25 [INFO] [stdout] | [INFO] [stdout] 69 | let mut client = clients.get_mut(&socket_id).unwrap(); [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/bin/ex10-server.rs:147:13 [INFO] [stdout] | [INFO] [stdout] 147 | let mut socket = match socket { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.66s [INFO] running `Command { std: "docker" "inspect" "6fe1c8dc2a092de88a4e4cea1730c0946c780621d89b424470994a2cbec1c6c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fe1c8dc2a092de88a4e4cea1730c0946c780621d89b424470994a2cbec1c6c3", kill_on_drop: false }` [INFO] [stdout] 6fe1c8dc2a092de88a4e4cea1730c0946c780621d89b424470994a2cbec1c6c3 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6c5915acd192ec58685d44172bcd503090a4bebb315562a26606f529bd390bd7 [INFO] running `Command { std: "docker" "start" "-a" "6c5915acd192ec58685d44172bcd503090a4bebb315562a26606f529bd390bd7", kill_on_drop: false }` [INFO] [stderr] warning: crate `RustCourse2022` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = help: convert the identifier to snake case: `rust_course2022` [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `RustCourse2022` (lib) generated 1 warning [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/bin/ex9-server.rs:3:22 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Write, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arc` and `RwLock` [INFO] [stderr] --> src/bin/ex9-server.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | use std::sync::{Arc, RwLock}; [INFO] [stderr] | ^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/bin/ex9-server.rs:26:72 [INFO] [stderr] | [INFO] [stderr] 26 | SocketEvent::Message(socket_id, ClientMessage::Hello { name }) => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `socket_id` [INFO] [stderr] --> src/bin/ex9-server.rs:36:38 [INFO] [stderr] | [INFO] [stderr] 36 | SocketEvent::Message(socket_id, ClientMessage::Guess(coordinate)) => { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_socket_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `coordinate` [INFO] [stderr] --> src/bin/ex9-server.rs:36:70 [INFO] [stderr] | [INFO] [stderr] 36 | SocketEvent::Message(socket_id, ClientMessage::Guess(coordinate)) => { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinate` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/ex9-server.rs:27:25 [INFO] [stderr] | [INFO] [stderr] 27 | let mut client = sockets.get_mut(&socket_id).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/ex9-server.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | let mut socket = match socket { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused import: `ptr` [INFO] [stderr] --> src/bin/ex10-client.rs:3:33 [INFO] [stderr] | [INFO] [stderr] 3 | use std::{collections::HashMap, ptr}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `largest_cities` [INFO] [stderr] --> src/bin/ex10-client.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | let largest_cities: Vec<&City> = cities_by_country.values() [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_largest_cities` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `server_name` [INFO] [stderr] --> src/bin/ex10-client.rs:157:42 [INFO] [stderr] | [INFO] [stderr] 157 | ServerMessage::Welcome { server_name } => {}, [INFO] [stderr] | ^^^^^^^^^^^ help: try ignoring the field: `server_name: _` [INFO] [stderr] [INFO] [stderr] warning: unused import: `CityData` [INFO] [stderr] --> src/main.rs:2:28 [INFO] [stderr] | [INFO] [stderr] 2 | use RustCourse2022::{City, CityData}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/bin/ex10-server.rs:3:22 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::{Write, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arc` and `RwLock` [INFO] [stderr] --> src/bin/ex10-server.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | use std::sync::{Arc, RwLock}; [INFO] [stderr] | ^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/ex10-server.rs:69:25 [INFO] [stderr] | [INFO] [stderr] 69 | let mut client = clients.get_mut(&socket_id).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/ex10-server.rs:147:13 [INFO] [stderr] | [INFO] [stderr] 147 | let mut socket = match socket { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/ex7.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let mut sockets = Arc::new(RwLock::new(Vec::new())); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Arc` and `RwLock` [INFO] [stderr] --> src/bin/ex8-server.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | use std::sync::{Arc, RwLock}; [INFO] [stderr] | ^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/ex8-server.rs:23:30 [INFO] [stderr] | [INFO] [stderr] 23 | for (id, mut socket) in &mut sockets { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `RustCourse2022` (bin "ex9-server" test) generated 7 warnings (run `cargo fix --bin "ex9-server" --tests` to apply 4 suggestions) [INFO] [stderr] warning: `RustCourse2022` (bin "ex10-client" test) generated 3 warnings (run `cargo fix --bin "ex10-client" --tests` to apply 1 suggestion) [INFO] [stderr] warning: `RustCourse2022` (bin "RustCourse2022" test) generated 1 warning (run `cargo fix --bin "RustCourse2022" --tests` to apply 1 suggestion) [INFO] [stderr] warning: `RustCourse2022` (bin "ex10-server" test) generated 4 warnings (run `cargo fix --bin "ex10-server" --tests` to apply 4 suggestions) [INFO] [stderr] warning: `RustCourse2022` (bin "ex7" test) generated 1 warning (run `cargo fix --bin "ex7" --tests` to apply 1 suggestion) [INFO] [stderr] warning: `RustCourse2022` (bin "ex8-server" test) generated 2 warnings (run `cargo fix --bin "ex8-server" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/RustCourse2022-0d1b8487f448d9fe) [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] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/RustCourse2022-02ec5bc009d0c078) [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 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/ex10-client.rs (/opt/rustwide/target/debug/deps/ex10_client-6d8da6d20b6f3142) [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] [stderr] Running unittests src/bin/ex10-server.rs (/opt/rustwide/target/debug/deps/ex10_server-89f3a3eaecd5fda8) [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] [stderr] Running unittests src/bin/ex2.rs (/opt/rustwide/target/debug/deps/ex2-2bc482578daedb38) [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] [stderr] Running unittests src/bin/ex3.rs (/opt/rustwide/target/debug/deps/ex3-b2e94613a8723c56) [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] [stderr] Running unittests src/bin/ex4.rs (/opt/rustwide/target/debug/deps/ex4-1f664b6e23328ad6) [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] [stderr] Running unittests src/bin/ex5.rs (/opt/rustwide/target/debug/deps/ex5-3988c1a06ee8b02a) [INFO] [stderr] Running unittests src/bin/ex6.rs (/opt/rustwide/target/debug/deps/ex6-f1fda7580859aa63) [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] [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] [stderr] Running unittests src/bin/ex7.rs (/opt/rustwide/target/debug/deps/ex7-c272f22c366b3430) [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] [stderr] Running unittests src/bin/ex8-client.rs (/opt/rustwide/target/debug/deps/ex8_client-1cdbb34b81600387) [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] [stderr] Running unittests src/bin/ex8-server.rs (/opt/rustwide/target/debug/deps/ex8_server-c01763548e4a7d19) [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] [stderr] Running unittests src/bin/ex9-client.rs (/opt/rustwide/target/debug/deps/ex9_client-eedcf1c9553ccdff) [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] [stderr] Running unittests src/bin/ex9-server.rs (/opt/rustwide/target/debug/deps/ex9_server-b4818d398f363a7d) [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] [stderr] Doc-tests RustCourse2022 [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" "6c5915acd192ec58685d44172bcd503090a4bebb315562a26606f529bd390bd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c5915acd192ec58685d44172bcd503090a4bebb315562a26606f529bd390bd7", kill_on_drop: false }` [INFO] [stdout] 6c5915acd192ec58685d44172bcd503090a4bebb315562a26606f529bd390bd7