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[INFO] [stderr] Downloaded crossbeam v0.2.12 [INFO] [stderr] Downloaded flock v0.2.0 [INFO] [stderr] Downloaded rustyline v12.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c33cc386bd751d412294a8204dfc0642c4ef8a8e66dae2554213f68b7c55be9 [INFO] running `Command { std: "docker" "start" "-a" "0c33cc386bd751d412294a8204dfc0642c4ef8a8e66dae2554213f68b7c55be9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c33cc386bd751d412294a8204dfc0642c4ef8a8e66dae2554213f68b7c55be9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c33cc386bd751d412294a8204dfc0642c4ef8a8e66dae2554213f68b7c55be9", kill_on_drop: false }` [INFO] [stdout] 0c33cc386bd751d412294a8204dfc0642c4ef8a8e66dae2554213f68b7c55be9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ba412a6e70ac84641be7764d088acabd0eb3fa39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b33f515c4ccb5033dc270bea7afbef7537d5c88741db89672e6ecaba4fbad84 [INFO] running `Command { std: "docker" "start" "-a" "9b33f515c4ccb5033dc270bea7afbef7537d5c88741db89672e6ecaba4fbad84", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking bitflags v2.9.0 [INFO] [stderr] Compiling getrandom v0.3.2 [INFO] [stderr] Compiling cfg_aliases v0.2.1 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling zerocopy v0.8.24 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking unicode-segmentation v1.12.0 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Compiling rustix v1.0.5 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Checking linux-raw-sys v0.9.4 [INFO] [stderr] Checking fastrand v2.3.0 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking nix v0.27.1 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking uuid v1.16.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking flock v0.2.0 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking tempfile v3.19.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ctrlc v3.4.6 [INFO] [stderr] Checking rustyline v12.0.0 [INFO] [stderr] Checking keystonelight v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::protocol::parse_command` [INFO] [stdout] --> src/client/mod.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | use crate::protocol::parse_command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering` [INFO] [stdout] --> src/thread_pool.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::protocol::parse_command` [INFO] [stdout] --> src/client/mod.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | use crate::protocol::parse_command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering` [INFO] [stdout] --> src/thread_pool.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `log_file` [INFO] [stdout] --> src/server/mod.rs:187:9 [INFO] [stdout] | [INFO] [stdout] 187 | log_file: P2, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/mod.rs:374:29 [INFO] [stdout] | [INFO] [stdout] 374 | let mut storage = storage.lock().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/server/mod.rs:382:29 [INFO] [stdout] | [INFO] [stdout] 382 | let mut storage = storage.lock().unwrap(); [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/mod.rs:390:29 [INFO] [stdout] | [INFO] [stdout] 390 | let mut storage = storage.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unlock` is never used [INFO] [stdout] --> src/storage/log.rs:219:12 [INFO] [stdout] | [INFO] [stdout] 74 | impl LogFile { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 219 | pub fn unlock(&self) -> io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/thread_pool.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 152 | struct Worker { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 153 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client/mod.rs:146:21 [INFO] [stdout] | [INFO] [stdout] 146 | rl.add_history_entry(line.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = rl.add_history_entry(line.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `log_file` [INFO] [stdout] --> src/server/mod.rs:187:9 [INFO] [stdout] | [INFO] [stdout] 187 | log_file: P2, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/mod.rs:374:29 [INFO] [stdout] | [INFO] [stdout] 374 | let mut storage = storage.lock().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/server/mod.rs:382:29 [INFO] [stdout] | [INFO] [stdout] 382 | let mut storage = storage.lock().unwrap(); [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/mod.rs:390:29 [INFO] [stdout] | [INFO] [stdout] 390 | let mut storage = storage.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> tests/stress/concurrent_operations.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::collections::HashMap; [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] --> tests/stress/concurrent_operations.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tempfile::tempdir` [INFO] [stdout] --> tests/stress/concurrent_operations.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tempfile::tempdir; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> tests/stress/persistence.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `concurrent_operations::*` [INFO] [stdout] --> tests/stress/mod.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use concurrent_operations::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error_injection::*` [INFO] [stdout] --> tests/stress/mod.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub use error_injection::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `large_data::*` [INFO] [stdout] --> tests/stress/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | pub use large_data::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `many_clients::*` [INFO] [stdout] --> tests/stress/mod.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub use many_clients::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `persistence::*` [INFO] [stdout] --> tests/stress/mod.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub use persistence::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `varied_operations::*` [INFO] [stdout] --> tests/stress/mod.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | pub use varied_operations::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::protocol::parse_command` [INFO] [stdout] --> src/client/mod.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | use crate::protocol::parse_command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering` [INFO] [stdout] --> src/thread_pool.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unlock` is never used [INFO] [stdout] --> src/storage/log.rs:219:12 [INFO] [stdout] | [INFO] [stdout] 74 | impl LogFile { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 219 | pub fn unlock(&self) -> io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/thread_pool.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 152 | struct Worker { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 153 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client/mod.rs:146:21 [INFO] [stdout] | [INFO] [stdout] 146 | rl.add_history_entry(line.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = rl.add_history_entry(line.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::protocol::parse_command` [INFO] [stdout] --> src/client/mod.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | use crate::protocol::parse_command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicUsize` and `Ordering` [INFO] [stdout] --> src/thread_pool.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/stress/concurrent_operations.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | let mut errors = 0; [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: `rng` [INFO] [stdout] --> tests/stress/persistence.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/stress/persistence.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `NUM_CLIENTS` is never used [INFO] [stdout] --> tests/stress/concurrent_operations.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const NUM_CLIENTS: usize = 10; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `OPERATIONS_PER_CLIENT` is never used [INFO] [stdout] --> tests/stress/concurrent_operations.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | const OPERATIONS_PER_CLIENT: usize = 100; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TIMEOUT_SECONDS` is never used [INFO] [stdout] --> tests/stress/concurrent_operations.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const TIMEOUT_SECONDS: u64 = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_concurrent_operations` is never used [INFO] [stdout] --> tests/stress/concurrent_operations.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn test_concurrent_operations(db: Arc) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `log_file` [INFO] [stdout] --> src/server/mod.rs:187:9 [INFO] [stdout] | [INFO] [stdout] 187 | log_file: P2, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `log_file` [INFO] [stdout] --> src/server/mod.rs:187:9 [INFO] [stdout] | [INFO] [stdout] 187 | log_file: P2, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_log_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/mod.rs:374:29 [INFO] [stdout] | [INFO] [stdout] 374 | let mut storage = storage.lock().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/server/mod.rs:382:29 [INFO] [stdout] | [INFO] [stdout] 382 | let mut storage = storage.lock().unwrap(); [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/mod.rs:390:29 [INFO] [stdout] | [INFO] [stdout] 390 | let mut storage = storage.lock().unwrap(); [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/mod.rs:374:29 [INFO] [stdout] | [INFO] [stdout] 374 | let mut storage = storage.lock().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/server/mod.rs:382:29 [INFO] [stdout] | [INFO] [stdout] 382 | let mut storage = storage.lock().unwrap(); [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/mod.rs:390:29 [INFO] [stdout] | [INFO] [stdout] 390 | let mut storage = storage.lock().unwrap(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `run_interactive` is never used [INFO] [stdout] --> src/client/mod.rs:133:12 [INFO] [stdout] | [INFO] [stdout] 83 | impl Client { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 133 | pub fn run_interactive(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Response` is never used [INFO] [stdout] --> src/protocol/mod.rs:111:10 [INFO] [stdout] | [INFO] [stdout] 111 | pub enum Response { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DEFAULT_THREAD_COUNT` is never used [INFO] [stdout] --> src/server/mod.rs:74:7 [INFO] [stdout] | [INFO] [stdout] 74 | const DEFAULT_THREAD_COUNT: usize = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/server/mod.rs:150:12 [INFO] [stdout] | [INFO] [stdout] 114 | impl Server { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 150 | pub fn new() -> io::Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unlock` is never used [INFO] [stdout] --> src/storage/log.rs:219:12 [INFO] [stdout] | [INFO] [stdout] 74 | impl LogFile { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 219 | pub fn unlock(&self) -> io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/thread_pool.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 152 | struct Worker { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 153 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `run_interactive` is never used [INFO] [stdout] --> src/client/mod.rs:133:12 [INFO] [stdout] | [INFO] [stdout] 83 | impl Client { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 133 | pub fn run_interactive(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Response` is never used [INFO] [stdout] --> src/protocol/mod.rs:111:10 [INFO] [stdout] | [INFO] [stdout] 111 | pub enum Response { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DEFAULT_THREAD_COUNT` is never used [INFO] [stdout] --> src/server/mod.rs:74:7 [INFO] [stdout] | [INFO] [stdout] 74 | const DEFAULT_THREAD_COUNT: usize = 4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/server/mod.rs:150:12 [INFO] [stdout] | [INFO] [stdout] 114 | impl Server { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 150 | pub fn new() -> io::Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unlock` is never used [INFO] [stdout] --> src/storage/log.rs:219:12 [INFO] [stdout] | [INFO] [stdout] 74 | impl LogFile { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 219 | pub fn unlock(&self) -> io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> src/thread_pool.rs:153:5 [INFO] [stdout] | [INFO] [stdout] 152 | struct Worker { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 153 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client/mod.rs:146:21 [INFO] [stdout] | [INFO] [stdout] 146 | rl.add_history_entry(line.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = rl.add_history_entry(line.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client/mod.rs:146:21 [INFO] [stdout] | [INFO] [stdout] 146 | rl.add_history_entry(line.as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 146 | let _ = rl.add_history_entry(line.as_str()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.28s [INFO] running `Command { std: "docker" "inspect" "9b33f515c4ccb5033dc270bea7afbef7537d5c88741db89672e6ecaba4fbad84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b33f515c4ccb5033dc270bea7afbef7537d5c88741db89672e6ecaba4fbad84", kill_on_drop: false }` [INFO] [stdout] 9b33f515c4ccb5033dc270bea7afbef7537d5c88741db89672e6ecaba4fbad84