[INFO] fetching crate net-utils 0.0.5... [INFO] checking net-utils-0.0.5 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate net-utils 0.0.5 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate net-utils 0.0.5 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate net-utils 0.0.5 [INFO] finished tweaking crates.io crate net-utils 0.0.5 [INFO] tweaked toml for crates.io crate net-utils 0.0.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 47 packages to latest compatible versions [INFO] [stderr] Adding aho-corasick v0.5.3 (available: v1.1.3) [INFO] [stderr] Adding bitflags v0.9.1 (available: v2.6.0) [INFO] [stderr] Adding env_logger v0.3.5 (available: v0.11.5) [INFO] [stderr] Adding foreign-types v0.3.2 (available: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (available: v0.3.1) [INFO] [stderr] Adding log v0.3.9 (available: v0.4.22) [INFO] [stderr] Adding memchr v0.1.11 (available: v2.7.4) [INFO] [stderr] Adding openssl v0.9.24 (available: v0.10.66) [INFO] [stderr] Adding rand v0.3.23 (available: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding regex v0.1.80 (available: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.3.9 (available: v0.8.4) [INFO] [stderr] Adding thread-id v2.0.0 (available: v4.2.2) [INFO] [stderr] Adding thread_local v0.2.7 (available: v1.1.8) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.36) [INFO] [stderr] Adding utf8-ranges v0.1.3 (available: v1.0.5) [INFO] [stderr] Adding uuid v0.1.18 (available: v1.10.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] [stderr] Adding winapi v0.2.8 (available: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded uuid v0.1.18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7c1cfc0ed0a62ebdcad884110e0f2fd256f477bff7043b3e006bc75112e759be [INFO] running `Command { std: "docker" "start" "-a" "7c1cfc0ed0a62ebdcad884110e0f2fd256f477bff7043b3e006bc75112e759be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c1cfc0ed0a62ebdcad884110e0f2fd256f477bff7043b3e006bc75112e759be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c1cfc0ed0a62ebdcad884110e0f2fd256f477bff7043b3e006bc75112e759be", kill_on_drop: false }` [INFO] [stdout] 7c1cfc0ed0a62ebdcad884110e0f2fd256f477bff7043b3e006bc75112e759be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c777f43000b1d7bd075cfa56d832f5aa4ae087355bf9729f11d9a7cb62c7a75 [INFO] running `Command { std: "docker" "start" "-a" "8c777f43000b1d7bd075cfa56d832f5aa4ae087355bf9729f11d9a7cb62c7a75", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking uuid v0.1.18 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking net-utils v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/net/config.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/net/conn.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/net/conn.rs:151:22 [INFO] [stdout] | [INFO] [stdout] 151 | let server = try!(Connection::host_to_sock_address(host, port)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/net/conn.rs:154:29 [INFO] [stdout] | [INFO] [stdout] 154 | stream_socket = try!(TcpStream::connect_timeout( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/net/conn.rs:159:29 [INFO] [stdout] | [INFO] [stdout] 159 | stream_socket = try!(TcpStream::connect(server)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/net/conn.rs:173:29 [INFO] [stdout] | [INFO] [stdout] 173 | let writer_socket = try!(stream_socket.try_clone()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/net/conn.rs:361:47 [INFO] [stdout] | [INFO] [stdout] 361 | fn write(&mut self, buf: &[u8]) -> Result<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 361 - fn write(&mut self, buf: &[u8]) -> Result<(usize)> { [INFO] [stdout] 361 + fn write(&mut self, buf: &[u8]) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/net/config.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [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] --> src/net/config.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/net/conn.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/net/conn.rs:151:22 [INFO] [stdout] | [INFO] [stdout] 151 | let server = try!(Connection::host_to_sock_address(host, port)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/net/conn.rs:154:29 [INFO] [stdout] | [INFO] [stdout] 154 | stream_socket = try!(TcpStream::connect_timeout( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/net/conn.rs:159:29 [INFO] [stdout] | [INFO] [stdout] 159 | stream_socket = try!(TcpStream::connect(server)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/net/conn.rs:173:29 [INFO] [stdout] | [INFO] [stdout] 173 | let writer_socket = try!(stream_socket.try_clone()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/net/conn.rs:361:47 [INFO] [stdout] | [INFO] [stdout] 361 | fn write(&mut self, buf: &[u8]) -> Result<(usize)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 361 - fn write(&mut self, buf: &[u8]) -> Result<(usize)> { [INFO] [stdout] 361 + fn write(&mut self, buf: &[u8]) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/net/poolmgr.rs:296:46 [INFO] [stdout] | [INFO] [stdout] 296 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/net/poolmgr.rs:297:43 [INFO] [stdout] | [INFO] [stdout] 297 | static NEXT_OFFSET: AtomicUsize = ATOMIC_USIZE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated constant [INFO] [stdout] | [INFO] [stdout] 297 | static NEXT_OFFSET: AtomicUsize = AtomicUsize::new(0); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/net/conn.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 120 | let server = match (host, port).to_socket_addrs() { [INFO] [stdout] | ______________________- [INFO] [stdout] 121 | | Ok(mut host_iter) => { [INFO] [stdout] 122 | | match host_iter.next() { [INFO] [stdout] 123 | | Some(mut host_addr) => return Ok(host_addr), [INFO] [stdout] ... | [INFO] [stdout] 135 | | } [INFO] [stdout] 136 | | }; [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 137 | let err_str = format!("Failed to parse {}:{}. ", host, port); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/net/conn.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 120 | let server = match (host, port).to_socket_addrs() { [INFO] [stdout] | ______________________- [INFO] [stdout] 121 | | Ok(mut host_iter) => { [INFO] [stdout] 122 | | match host_iter.next() { [INFO] [stdout] 123 | | Some(mut host_addr) => return Ok(host_addr), [INFO] [stdout] ... | [INFO] [stdout] 135 | | } [INFO] [stdout] 136 | | }; [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 137 | let err_str = format!("Failed to parse {}:{}. ", host, port); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `server` [INFO] [stdout] --> src/net/conn.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 120 | let server = match (host, port).to_socket_addrs() { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server` [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/net/conn.rs:123:26 [INFO] [stdout] | [INFO] [stdout] 123 | Some(mut host_addr) => return Ok(host_addr), [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/net/conn.rs:149:13 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stream_socket; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_file` is never used [INFO] [stdout] --> src/net/config.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 57 | impl Config { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 58 | fn from_file(file: &str) -> Config { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a method [INFO] [stdout] --> src/net/conn.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn get_peer_address(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | #![warn(missing_docs)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a method [INFO] [stdout] --> src/net/conn.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn get_local_address(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/net/poolmgr.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | let _ = a; [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(let_underscore_lock)]` on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 155 | let _unused = a; [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 155 | drop(a); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `net-utils` (lib) due to 2 previous errors; 14 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `server` [INFO] [stdout] --> src/net/conn.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 120 | let server = match (host, port).to_socket_addrs() { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server` [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/net/conn.rs:123:26 [INFO] [stdout] | [INFO] [stdout] 123 | Some(mut host_addr) => return Ok(host_addr), [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/net/conn.rs:149:13 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stream_socket; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_file` is never used [INFO] [stdout] --> src/net/config.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 57 | impl Config { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 58 | fn from_file(file: &str) -> Config { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a module [INFO] [stdout] --> src/net/config.rs:69:1 [INFO] [stdout] | [INFO] [stdout] 69 | pub mod test { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | #![warn(missing_docs)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a method [INFO] [stdout] --> src/net/conn.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn get_peer_address(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a method [INFO] [stdout] --> src/net/conn.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | pub fn get_local_address(&self) -> &String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a method [INFO] [stdout] --> src/net/poolmgr.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn idle_conns_count(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-binding let on a synchronization lock [INFO] [stdout] --> src/net/poolmgr.rs:155:13 [INFO] [stdout] | [INFO] [stdout] 155 | let _ = a; [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(let_underscore_lock)]` on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 155 | let _unused = a; [INFO] [stdout] | ~~~~~~~ [INFO] [stdout] help: consider immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 155 | drop(a); [INFO] [stdout] | ~~~~~ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a module [INFO] [stdout] --> src/net/poolmgr.rs:215:1 [INFO] [stdout] | [INFO] [stdout] 215 | pub mod tests { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: missing documentation for a function [INFO] [stdout] --> src/net/poolmgr.rs:236:5 [INFO] [stdout] | [INFO] [stdout] 236 | pub fn listen_ip4_localhost(port: u16, rx: Receiver) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `net-utils` (lib test) due to 2 previous errors; 21 warnings emitted [INFO] running `Command { std: "docker" "inspect" "8c777f43000b1d7bd075cfa56d832f5aa4ae087355bf9729f11d9a7cb62c7a75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c777f43000b1d7bd075cfa56d832f5aa4ae087355bf9729f11d9a7cb62c7a75", kill_on_drop: false }` [INFO] [stdout] 8c777f43000b1d7bd075cfa56d832f5aa4ae087355bf9729f11d9a7cb62c7a75