[INFO] cloning repository https://github.com/Q0heleth/my-redis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Q0heleth/my-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQ0heleth%2Fmy-redis", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQ0heleth%2Fmy-redis'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a9521473f9cb85da73688a0f8dc4cc778cf8c025 [INFO] testing Q0heleth/my-redis against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQ0heleth%2Fmy-redis" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Q0heleth/my-redis [INFO] finished tweaking git repo https://github.com/Q0heleth/my-redis [INFO] tweaked toml for git repo https://github.com/Q0heleth/my-redis written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Q0heleth/my-redis on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Q0heleth/my-redis 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5fdc8d60b0d93718371eeae9c3359be0bf03d3e239d2656581859ba2455b0d78 [INFO] running `Command { std: "docker" "start" "-a" "5fdc8d60b0d93718371eeae9c3359be0bf03d3e239d2656581859ba2455b0d78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5fdc8d60b0d93718371eeae9c3359be0bf03d3e239d2656581859ba2455b0d78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fdc8d60b0d93718371eeae9c3359be0bf03d3e239d2656581859ba2455b0d78", kill_on_drop: false }` [INFO] [stdout] 5fdc8d60b0d93718371eeae9c3359be0bf03d3e239d2656581859ba2455b0d78 [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=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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ccf96a40a1bc094f58a6cc65fe0018e2eb95b439bf0bee22119fc2316986a2e [INFO] running `Command { std: "docker" "start" "-a" "0ccf96a40a1bc094f58a6cc65fe0018e2eb95b439bf0bee22119fc2316986a2e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling once_cell v1.13.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling smallvec v1.9.0 [INFO] [stderr] Compiling serde v1.0.138 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde_json v1.0.82 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling tracing-core v0.1.28 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling socket2 v0.4.4 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling mio v0.8.4 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling tracing-log v0.1.3 [INFO] [stderr] Compiling atoi v0.3.3 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling regex v1.6.0 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling tracing-serde v0.1.3 [INFO] [stderr] Compiling tracing-attributes v0.1.22 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling pin-project-internal v1.0.11 [INFO] [stderr] Compiling async-stream-impl v0.3.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling tokio v1.19.2 [INFO] [stderr] Compiling async-stream v0.3.3 [INFO] [stderr] Compiling pin-project v1.0.11 [INFO] [stderr] Compiling structopt v0.3.26 [INFO] [stderr] Compiling tracing v0.1.35 [INFO] [stderr] Compiling tracing-futures v0.2.5 [INFO] [stderr] Compiling tracing-subscriber v0.2.25 [INFO] [stderr] Compiling tokio-stream v0.1.9 [INFO] [stderr] Compiling my-redis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `bytes::Bytes` [INFO] [stdout] --> src/server.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bytes::Bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `debug` [INFO] [stdout] --> src/server.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use tracing::{debug, error, info, instrument}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/server.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::{net::{TcpListener, TcpStream}, sync::{Semaphore, broadcast, mpsc}}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::Db` [INFO] [stdout] --> src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use db::Db; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::DbDropGuard` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use db::DbDropGuard; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::time::Instant` [INFO] [stdout] --> src/cmd/set.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cmd::Set` [INFO] [stdout] --> src/lib.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | use cmd::Set; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cmd::Get` [INFO] [stdout] --> src/lib.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | use cmd::Get; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Command` [INFO] [stdout] --> src/client.rs:6:43 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::{connection::Connection, cmd::{Command, Set, Get}, frame::Frame}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Client` [INFO] [stdout] --> src/lib.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | use client::{Client}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shutdown` [INFO] [stdout] --> src/cmd/mod.rs:27:68 [INFO] [stdout] | [INFO] [stdout] 27 | pub(crate) async fn apply(self,db:&db::Db,conn:&mut Connection,shutdown:&mut Shutdown)-> crate::Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/frame.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | for i in 0..len { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/frame.rs:118:22 [INFO] [stdout] | [INFO] [stdout] 118 | for i in 0..len { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_CONNECTIONS` is never used [INFO] [stdout] --> src/server.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const MAX_CONNECTIONS:usize =250; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `shutdown_complete_rx` and `shutdown_complete_tx` are never read [INFO] [stdout] --> src/server.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct Listener { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | shutdown_complete_rx:mpsc::Receiver<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | shutdown_complete_tx:mpsc::Sender<()> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Listener` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `limit_connections` is never read [INFO] [stdout] --> src/server.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 21 | struct Handler { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 22 | db :Db, [INFO] [stdout] 23 | limit_connections: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Handler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `expiration_at` are never read [INFO] [stdout] --> src/db.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub(crate) struct Entry { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 32 | id:u64, [INFO] [stdout] | ^^ [INFO] [stdout] 33 | data:Bytes, [INFO] [stdout] 34 | expiration_at:Option [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Entry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_string` is never used [INFO] [stdout] --> src/connection.rs:109:25 [INFO] [stdout] | [INFO] [stdout] 14 | impl Connection { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 109 | pub(crate) async fn write_string(&mut self,s:String) ->crate::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `finish` and `next_int` are never used [INFO] [stdout] --> src/parse.rs:50:19 [INFO] [stdout] | [INFO] [stdout] 25 | impl Parse { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 50 | pub(crate) fn finish(&mut self) -> Result<(),ParseError> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub(crate) fn next_int(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_string` is never used [INFO] [stdout] --> src/frame.rs:147:19 [INFO] [stdout] | [INFO] [stdout] 51 | impl Frame { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 147 | pub(crate) fn from_string(s:String) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/frame.rs:140:18 [INFO] [stdout] | [INFO] [stdout] 140 | skip(src, end); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 140 | let _ = skip(src, end); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.45s [INFO] running `Command { std: "docker" "inspect" "0ccf96a40a1bc094f58a6cc65fe0018e2eb95b439bf0bee22119fc2316986a2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ccf96a40a1bc094f58a6cc65fe0018e2eb95b439bf0bee22119fc2316986a2e", kill_on_drop: false }` [INFO] [stdout] 0ccf96a40a1bc094f58a6cc65fe0018e2eb95b439bf0bee22119fc2316986a2e [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=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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24ff3940f0178f8669ad03453dabb2ce7f1ae235feb03d913cbb4564523a3122 [INFO] running `Command { std: "docker" "start" "-a" "24ff3940f0178f8669ad03453dabb2ce7f1ae235feb03d913cbb4564523a3122", kill_on_drop: false }` [INFO] [stderr] Compiling tokio v1.19.2 [INFO] [stderr] Compiling tokio-stream v0.1.9 [INFO] [stderr] Compiling my-redis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `bytes::Bytes` [INFO] [stdout] --> src/server.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bytes::Bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `debug` [INFO] [stdout] --> src/server.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use tracing::{debug, error, info, instrument}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/server.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::{net::{TcpListener, TcpStream}, sync::{Semaphore, broadcast, mpsc}}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::Db` [INFO] [stdout] --> src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use db::Db; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::DbDropGuard` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use db::DbDropGuard; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::time::Instant` [INFO] [stdout] --> src/cmd/set.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cmd::Set` [INFO] [stdout] --> src/lib.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | use cmd::Set; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cmd::Get` [INFO] [stdout] --> src/lib.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | use cmd::Get; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Command` [INFO] [stdout] --> src/client.rs:6:43 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::{connection::Connection, cmd::{Command, Set, Get}, frame::Frame}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Client` [INFO] [stdout] --> src/lib.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | use client::{Client}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shutdown` [INFO] [stdout] --> src/cmd/mod.rs:27:68 [INFO] [stdout] | [INFO] [stdout] 27 | pub(crate) async fn apply(self,db:&db::Db,conn:&mut Connection,shutdown:&mut Shutdown)-> crate::Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/frame.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | for i in 0..len { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/frame.rs:118:22 [INFO] [stdout] | [INFO] [stdout] 118 | for i in 0..len { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_CONNECTIONS` is never used [INFO] [stdout] --> src/server.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const MAX_CONNECTIONS:usize =250; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `shutdown_complete_rx` and `shutdown_complete_tx` are never read [INFO] [stdout] --> src/server.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct Listener { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | shutdown_complete_rx:mpsc::Receiver<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | shutdown_complete_tx:mpsc::Sender<()> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Listener` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `limit_connections` is never read [INFO] [stdout] --> src/server.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 21 | struct Handler { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 22 | db :Db, [INFO] [stdout] 23 | limit_connections: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Handler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `expiration_at` are never read [INFO] [stdout] --> src/db.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub(crate) struct Entry { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 32 | id:u64, [INFO] [stdout] | ^^ [INFO] [stdout] 33 | data:Bytes, [INFO] [stdout] 34 | expiration_at:Option [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Entry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_string` is never used [INFO] [stdout] --> src/connection.rs:109:25 [INFO] [stdout] | [INFO] [stdout] 14 | impl Connection { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 109 | pub(crate) async fn write_string(&mut self,s:String) ->crate::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `finish` and `next_int` are never used [INFO] [stdout] --> src/parse.rs:50:19 [INFO] [stdout] | [INFO] [stdout] 25 | impl Parse { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 50 | pub(crate) fn finish(&mut self) -> Result<(),ParseError> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub(crate) fn next_int(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_string` is never used [INFO] [stdout] --> src/frame.rs:147:19 [INFO] [stdout] | [INFO] [stdout] 51 | impl Frame { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 147 | pub(crate) fn from_string(s:String) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/frame.rs:140:18 [INFO] [stdout] | [INFO] [stdout] 140 | skip(src, end); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 140 | let _ = skip(src, end); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bytes::Bytes` [INFO] [stdout] --> src/server.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use bytes::Bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `debug` [INFO] [stdout] --> src/server.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use tracing::{debug, error, info, instrument}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/server.rs:4:32 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::{net::{TcpListener, TcpStream}, sync::{Semaphore, broadcast, mpsc}}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::Db` [INFO] [stdout] --> src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use db::Db; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::DbDropGuard` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use db::DbDropGuard; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::time::Instant` [INFO] [stdout] --> src/cmd/set.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cmd::Set` [INFO] [stdout] --> src/lib.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | use cmd::Set; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cmd::Get` [INFO] [stdout] --> src/lib.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | use cmd::Get; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Command` [INFO] [stdout] --> src/client.rs:6:43 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::{connection::Connection, cmd::{Command, Set, Get}, frame::Frame}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Client` [INFO] [stdout] --> src/lib.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | use client::{Client}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shutdown` [INFO] [stdout] --> src/cmd/mod.rs:27:68 [INFO] [stdout] | [INFO] [stdout] 27 | pub(crate) async fn apply(self,db:&db::Db,conn:&mut Connection,shutdown:&mut Shutdown)-> crate::Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/frame.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | for i in 0..len { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/frame.rs:118:22 [INFO] [stdout] | [INFO] [stdout] 118 | for i in 0..len { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MAX_CONNECTIONS` is never used [INFO] [stdout] --> src/server.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const MAX_CONNECTIONS:usize =250; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `shutdown_complete_rx` and `shutdown_complete_tx` are never read [INFO] [stdout] --> src/server.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct Listener { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | shutdown_complete_rx:mpsc::Receiver<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | shutdown_complete_tx:mpsc::Sender<()> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Listener` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `limit_connections` is never read [INFO] [stdout] --> src/server.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 21 | struct Handler { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 22 | db :Db, [INFO] [stdout] 23 | limit_connections: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Handler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `expiration_at` are never read [INFO] [stdout] --> src/db.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub(crate) struct Entry { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 32 | id:u64, [INFO] [stdout] | ^^ [INFO] [stdout] 33 | data:Bytes, [INFO] [stdout] 34 | expiration_at:Option [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Entry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `write_string` is never used [INFO] [stdout] --> src/connection.rs:109:25 [INFO] [stdout] | [INFO] [stdout] 14 | impl Connection { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 109 | pub(crate) async fn write_string(&mut self,s:String) ->crate::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `finish` and `next_int` are never used [INFO] [stdout] --> src/parse.rs:50:19 [INFO] [stdout] | [INFO] [stdout] 25 | impl Parse { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 50 | pub(crate) fn finish(&mut self) -> Result<(),ParseError> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub(crate) fn next_int(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_string` is never used [INFO] [stdout] --> src/frame.rs:147:19 [INFO] [stdout] | [INFO] [stdout] 51 | impl Frame { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 147 | pub(crate) fn from_string(s:String) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/frame.rs:140:18 [INFO] [stdout] | [INFO] [stdout] 140 | skip(src, end); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 140 | let _ = skip(src, end); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 8.42s [INFO] running `Command { std: "docker" "inspect" "24ff3940f0178f8669ad03453dabb2ce7f1ae235feb03d913cbb4564523a3122", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24ff3940f0178f8669ad03453dabb2ce7f1ae235feb03d913cbb4564523a3122", kill_on_drop: false }` [INFO] [stdout] 24ff3940f0178f8669ad03453dabb2ce7f1ae235feb03d913cbb4564523a3122 [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=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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 91a596b9ed528cec3002b21271e0236ddb675b6b3fffcc078e3e473f2bbf0035 [INFO] running `Command { std: "docker" "start" "-a" "91a596b9ed528cec3002b21271e0236ddb675b6b3fffcc078e3e473f2bbf0035", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `bytes::Bytes` [INFO] [stderr] --> src/server.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use bytes::Bytes; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `debug` [INFO] [stderr] --> src/server.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use tracing::{debug, error, info, instrument}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/server.rs:4:32 [INFO] [stderr] | [INFO] [stderr] 4 | use tokio::{net::{TcpListener, TcpStream}, sync::{Semaphore, broadcast, mpsc}}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `db::Db` [INFO] [stderr] --> src/lib.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use db::Db; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `db::DbDropGuard` [INFO] [stderr] --> src/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use db::DbDropGuard; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::time::Instant` [INFO] [stderr] --> src/cmd/set.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use tokio::time::Instant; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `cmd::Set` [INFO] [stderr] --> src/lib.rs:8:6 [INFO] [stderr] | [INFO] [stderr] 8 | use cmd::Set; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `cmd::Get` [INFO] [stderr] --> src/lib.rs:9:6 [INFO] [stderr] | [INFO] [stderr] 9 | use cmd::Get; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/client.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Command` [INFO] [stderr] --> src/client.rs:6:43 [INFO] [stderr] | [INFO] [stderr] 6 | use crate::{connection::Connection, cmd::{Command, Set, Get}, frame::Frame}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Client` [INFO] [stderr] --> src/lib.rs:16:14 [INFO] [stderr] | [INFO] [stderr] 16 | use client::{Client}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `shutdown` [INFO] [stderr] --> src/cmd/mod.rs:27:68 [INFO] [stderr] | [INFO] [stderr] 27 | pub(crate) async fn apply(self,db:&db::Db,conn:&mut Connection,shutdown:&mut Shutdown)-> crate::Result<()> { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/frame.rs:76:21 [INFO] [stderr] | [INFO] [stderr] 76 | for i in 0..len { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/frame.rs:118:22 [INFO] [stderr] | [INFO] [stderr] 118 | for i in 0..len { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: constant `MAX_CONNECTIONS` is never used [INFO] [stderr] --> src/server.rs:9:7 [INFO] [stderr] | [INFO] [stderr] 9 | const MAX_CONNECTIONS:usize =250; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: fields `shutdown_complete_rx` and `shutdown_complete_tx` are never read [INFO] [stderr] --> src/server.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 12 | struct Listener { [INFO] [stderr] | -------- fields in this struct [INFO] [stderr] ... [INFO] [stderr] 17 | shutdown_complete_rx:mpsc::Receiver<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] 18 | shutdown_complete_tx:mpsc::Sender<()> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Listener` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: field `limit_connections` is never read [INFO] [stderr] --> src/server.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 21 | struct Handler { [INFO] [stderr] | ------- field in this struct [INFO] [stderr] 22 | db :Db, [INFO] [stderr] 23 | limit_connections: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Handler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `id` and `expiration_at` are never read [INFO] [stderr] --> src/db.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 29 | pub(crate) struct Entry { [INFO] [stderr] | ----- fields in this struct [INFO] [stderr] ... [INFO] [stderr] 32 | id:u64, [INFO] [stderr] | ^^ [INFO] [stderr] 33 | data:Bytes, [INFO] [stderr] 34 | expiration_at:Option [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Entry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: method `write_string` is never used [INFO] [stderr] --> src/connection.rs:109:25 [INFO] [stderr] | [INFO] [stderr] 14 | impl Connection { [INFO] [stderr] | --------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 109 | pub(crate) async fn write_string(&mut self,s:String) ->crate::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `finish` and `next_int` are never used [INFO] [stderr] --> src/parse.rs:50:19 [INFO] [stderr] | [INFO] [stderr] 25 | impl Parse { [INFO] [stderr] | ---------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 50 | pub(crate) fn finish(&mut self) -> Result<(),ParseError> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 63 | pub(crate) fn next_int(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `from_string` is never used [INFO] [stderr] --> src/frame.rs:147:19 [INFO] [stderr] | [INFO] [stderr] 51 | impl Frame { [INFO] [stderr] | ---------- associated function in this implementation [INFO] [stderr] ... [INFO] [stderr] 147 | pub(crate) fn from_string(s:String) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/frame.rs:140:18 [INFO] [stderr] | [INFO] [stderr] 140 | skip(src, end); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 140 | let _ = skip(src, end); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `my-redis` (lib) generated 22 warnings (run `cargo fix --lib -p my-redis` to apply 11 suggestions) [INFO] [stderr] warning: `my-redis` (lib test) generated 22 warnings (22 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_redis-6f63391a9282cd38) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/cli.rs (/opt/rustwide/target/debug/deps/cli-43294ed51c53aa1b) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/bin/hello.rs (/opt/rustwide/target/debug/deps/hello-21ad1b958541012c) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/server.rs (/opt/rustwide/target/debug/deps/my_redis_server-ffd07e7c4182b774) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] Doc-tests my_redis [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] [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] [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" "91a596b9ed528cec3002b21271e0236ddb675b6b3fffcc078e3e473f2bbf0035", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91a596b9ed528cec3002b21271e0236ddb675b6b3fffcc078e3e473f2bbf0035", kill_on_drop: false }` [INFO] [stdout] 91a596b9ed528cec3002b21271e0236ddb675b6b3fffcc078e3e473f2bbf0035