[INFO] cloning repository https://github.com/eemmtt/kv-store [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eemmtt/kv-store" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feemmtt%2Fkv-store", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feemmtt%2Fkv-store'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 996622175b4abf7950a5d4370aacb8ee2a06eb29 [INFO] checking eemmtt/kv-store against 49a6044d37d694890450f52ceaceb66277a36b1e for pr-161154 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feemmtt%2Fkv-store" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/eemmtt/kv-store [INFO] finished tweaking git repo https://github.com/eemmtt/kv-store [INFO] tweaked toml for git repo https://github.com/eemmtt/kv-store written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/eemmtt/kv-store on toolchain 49a6044d37d694890450f52ceaceb66277a36b1e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/eemmtt/kv-store 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" "+49a6044d37d694890450f52ceaceb66277a36b1e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] 1a37f9bcc0fe9b68741545c21b088dc13298a5402594d0ce9ce4295e9b5580fa [INFO] running `Command { std: "docker" "start" "1a37f9bcc0fe9b68741545c21b088dc13298a5402594d0ce9ce4295e9b5580fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a37f9bcc0fe9b68741545c21b088dc13298a5402594d0ce9ce4295e9b5580fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1a37f9bcc0fe9b68741545c21b088dc13298a5402594d0ce9ce4295e9b5580fa" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a37f9bcc0fe9b68741545c21b088dc13298a5402594d0ce9ce4295e9b5580fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1a37f9bcc0fe9b68741545c21b088dc13298a5402594d0ce9ce4295e9b5580fa" "/opt/rustwide/cargo-home/bin/cargo" "+49a6044d37d694890450f52ceaceb66277a36b1e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Checking bitflags v2.9.4 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Compiling nix v0.30.1 [INFO] [stderr] Checking kv-shared v0.1.0 (/opt/rustwide/workdir/crates/kv-shared) [INFO] [stdout] warning: unused imports: `path::Path` and `str::from_utf8` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:3:48 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{fmt, os::fd::{AsRawFd, OwnedFd}, path::Path, str::from_utf8, time::{Duration, SystemTime, UNIX_EPOCH}}; [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: `UnixAddr` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:4:86 [INFO] [stdout] | [INFO] [stdout] 4 | use nix::{errno::Errno, libc::{pthread_mutex_t, size_t}, sys::socket::{MsgFlags, UnixAddr, recv, send}}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `socket::sockopt::ReuseAddr` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:468:80 [INFO] [stdout] | [INFO] [stdout] 468 | use nix::{errno::Errno, fcntl::{OFlag, open}, libc::pthread_mutex_t, sys::{socket::sockopt::ReuseAddr, stat::{Mode, lstat}}, un... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `KVValue` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:469:62 [INFO] [stdout] | [INFO] [stdout] 469 | use crate::{io::{ENTRY_SIZE, KEY_SIZE, KVKey, KVLogItem, KVValue, NANOS_SIZE, SEC_SIZE}, semaphores::{kv_mutex_init, kv_mutex_l... [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SystemTime` and `UNIX_EPOCH` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:666:31 [INFO] [stdout] | [INFO] [stdout] 666 | use std::time::{Duration, SystemTime, UNIX_EPOCH}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `path::Path` and `str::from_utf8` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:3:48 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{fmt, os::fd::{AsRawFd, OwnedFd}, path::Path, str::from_utf8, time::{Duration, SystemTime, UNIX_EPOCH}}; [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: `UnixAddr` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:4:86 [INFO] [stdout] | [INFO] [stdout] 4 | use nix::{errno::Errno, libc::{pthread_mutex_t, size_t}, sys::socket::{MsgFlags, UnixAddr, recv, send}}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `socket::sockopt::ReuseAddr` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:468:80 [INFO] [stdout] | [INFO] [stdout] 468 | use nix::{errno::Errno, fcntl::{OFlag, open}, libc::pthread_mutex_t, sys::{socket::sockopt::ReuseAddr, stat::{Mode, lstat}}, un... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `KVValue` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:469:62 [INFO] [stdout] | [INFO] [stdout] 469 | use crate::{io::{ENTRY_SIZE, KEY_SIZE, KVKey, KVLogItem, KVValue, NANOS_SIZE, SEC_SIZE}, semaphores::{kv_mutex_init, kv_mutex_l... [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SystemTime` and `UNIX_EPOCH` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:666:31 [INFO] [stdout] | [INFO] [stdout] 666 | use std::time::{Duration, SystemTime, UNIX_EPOCH}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_val` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:693:35 [INFO] [stdout] | [INFO] [stdout] 693 | fn heap_insert(&mut self, new_val: Duration, parent: Option, child: Option){ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_node_index` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:695:17 [INFO] [stdout] | [INFO] [stdout] 695 | let new_node_index = self.nodes.len(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `heap_insert` is never used [INFO] [stdout] --> crates/kv-shared/src/lib.rs:693:12 [INFO] [stdout] | [INFO] [stdout] 687 | impl MaxTimeHeap { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 693 | fn heap_insert(&mut self, new_val: Duration, parent: Option, child: Option){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_val` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:693:35 [INFO] [stdout] | [INFO] [stdout] 693 | fn heap_insert(&mut self, new_val: Duration, parent: Option, child: Option){ [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_node_index` [INFO] [stdout] --> crates/kv-shared/src/lib.rs:695:17 [INFO] [stdout] | [INFO] [stdout] 695 | let new_node_index = self.nodes.len(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kv-server v0.1.0 (/opt/rustwide/workdir/crates/kv-server) [INFO] [stdout] warning: method `heap_insert` is never used [INFO] [stdout] --> crates/kv-shared/src/lib.rs:693:12 [INFO] [stdout] | [INFO] [stdout] 687 | impl MaxTimeHeap { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 693 | fn heap_insert(&mut self, new_val: Duration, parent: Option, child: Option){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kv-client v0.1.0 (/opt/rustwide/workdir/crates/kv-client) [INFO] [stdout] warning: unused imports: `AddressFamily`, `SockType`, and `libc::EINVAL` [INFO] [stdout] --> crates/kv-client/src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use nix::{libc::EINVAL, sys::socket::{AddressFamily, SockFlag, SockType, UnixAddr, connect, socket}}; [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: `time::Duration` [INFO] [stdout] --> crates/kv-client/src/lib.rs:3:28 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{os::fd::AsRawFd, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `pthread_mutex_destroy` and `pthread_mutex_t` [INFO] [stdout] --> crates/kv-server/src/lib.rs:2:54 [INFO] [stdout] | [INFO] [stdout] 2 | use nix::{errno::Errno, fcntl::{OFlag, open}, libc::{pthread_mutex_destroy, pthread_mutex_t}, sys::{socket::{AddressFamily, Backlog, ... [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 imports: `pthread_mutex_destroy` and `pthread_mutex_t` [INFO] [stdout] --> crates/kv-server/src/lib.rs:2:54 [INFO] [stdout] | [INFO] [stdout] 2 | use nix::{errno::Errno, fcntl::{OFlag, open}, libc::{pthread_mutex_destroy, pthread_mutex_t}, sys::{socket::{AddressFamily, Backlog, ... [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 imports: `AddressFamily`, `SockType`, and `libc::EINVAL` [INFO] [stdout] --> crates/kv-client/src/lib.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use nix::{libc::EINVAL, sys::socket::{AddressFamily, SockFlag, SockType, UnixAddr, connect, socket}}; [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: `time::Duration` [INFO] [stdout] --> crates/kv-client/src/lib.rs:3:28 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{os::fd::AsRawFd, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> crates/kv-server/src/lib.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 387 | / loop { [INFO] [stdout] 388 | | let fd = match data.rbuf.get(){ [INFO] [stdout] 389 | | Some(fd) => fd, [INFO] [stdout] 390 | | None => { [INFO] [stdout] ... | [INFO] [stdout] 394 | | handle_connection(fd, data.log,data.id).expect("oops at handle_connection"); [INFO] [stdout] 395 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 396 | [INFO] [stdout] 397 | std::ptr::null_mut() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> crates/kv-server/src/lib.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 387 | / loop { [INFO] [stdout] 388 | | let fd = match data.rbuf.get(){ [INFO] [stdout] 389 | | Some(fd) => fd, [INFO] [stdout] 390 | | None => { [INFO] [stdout] ... | [INFO] [stdout] 394 | | handle_connection(fd, data.log,data.id).expect("oops at handle_connection"); [INFO] [stdout] 395 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 396 | [INFO] [stdout] 397 | std::ptr::null_mut() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> crates/kv-server/src/lib.rs:79:10 [INFO] [stdout] | [INFO] [stdout] 79 | for (i, (key, item)) in store.index.map.iter().enumerate(){ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [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] --> crates/kv-server/src/lib.rs:79:10 [INFO] [stdout] | [INFO] [stdout] 79 | for (i, (key, item)) in store.index.map.iter().enumerate(){ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> crates/kv-server/src/lib.rs:79:14 [INFO] [stdout] | [INFO] [stdout] 79 | for (i, (key, item)) in store.index.map.iter().enumerate(){ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> crates/kv-server/src/lib.rs:79:14 [INFO] [stdout] | [INFO] [stdout] 79 | for (i, (key, item)) in store.index.map.iter().enumerate(){ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_offset` [INFO] [stdout] --> crates/kv-server/src/lib.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | let new_offset = nix::unistd::lseek(&new_log_fd, 0, Whence::SeekEnd).unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_offset` [INFO] [stdout] --> crates/kv-server/src/lib.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | let new_offset = nix::unistd::lseek(&new_log_fd, 0, Whence::SeekEnd).unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_offset` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnixAddr` [INFO] [stdout] --> crates/kv-client/src/bin/kvcli.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use nix::sys::socket::{UnixAddr}; [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: `std::str::from_utf8` [INFO] [stdout] --> crates/kv-client/src/bin/kvcli.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::str::from_utf8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnixAddr` [INFO] [stdout] --> crates/kv-client/src/bin/kvcli.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use nix::sys::socket::{UnixAddr}; [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: `std::str::from_utf8` [INFO] [stdout] --> crates/kv-client/src/bin/kvcli.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::str::from_utf8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> crates/kv-client/src/bin/kvcli.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> crates/kv-client/src/bin/kvcli.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `KVKey` [INFO] [stdout] --> crates/kv-server/src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use kv_shared::io::{KVKey, KVStore}; [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: `KVKey` [INFO] [stdout] --> crates/kv-server/src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use kv_shared::io::{KVKey, KVStore}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.56s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.30.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6` [INFO] running `Command { std: "docker" "inspect" "1a37f9bcc0fe9b68741545c21b088dc13298a5402594d0ce9ce4295e9b5580fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a37f9bcc0fe9b68741545c21b088dc13298a5402594d0ce9ce4295e9b5580fa", kill_on_drop: false }` [INFO] [stdout] 1a37f9bcc0fe9b68741545c21b088dc13298a5402594d0ce9ce4295e9b5580fa