[INFO] fetching crate way-cooler-ipc 0.0.0... [INFO] testing way-cooler-ipc-0.0.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate way-cooler-ipc 0.0.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate way-cooler-ipc 0.0.0 [INFO] finished tweaking crates.io crate way-cooler-ipc 0.0.0 [INFO] tweaked toml for crates.io crate way-cooler-ipc 0.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate way-cooler-ipc 0.0.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 4 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unix_socket v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a02fe95fd5aaa34594b6548678ce9f12c8fcce6c6a17a2f0f231042709bf3d00 [INFO] running `Command { std: "docker" "start" "-a" "a02fe95fd5aaa34594b6548678ce9f12c8fcce6c6a17a2f0f231042709bf3d00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a02fe95fd5aaa34594b6548678ce9f12c8fcce6c6a17a2f0f231042709bf3d00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a02fe95fd5aaa34594b6548678ce9f12c8fcce6c6a17a2f0f231042709bf3d00", kill_on_drop: false }` [INFO] [stdout] a02fe95fd5aaa34594b6548678ce9f12c8fcce6c6a17a2f0f231042709bf3d00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be618b2e1390a27f5c80b1a1f94986ac2f0645d47cbbe0ba850d013ca30c1ce6 [INFO] running `Command { std: "docker" "start" "-a" "be618b2e1390a27f5c80b1a1f94986ac2f0645d47cbbe0ba850d013ca30c1ce6", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling unix_socket v0.5.0 [INFO] [stderr] Compiling rustc-serialize v0.3.25 [INFO] [stderr] Compiling way-cooler-ipc v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/client.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | try!(self.stream.read_exact(&mut buffer).map_err(ReceiveError::IO)); [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/client.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | try!(self.stream.write_all(&len_bytes).map_err(SendError::IO)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/client.rs:79:27 [INFO] [stdout] | [INFO] [stdout] 79 | let json_string = try!(encode(message).map_err(SendError::Encode)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ToJson` [INFO] [stdout] --> src/message.rs:5:35 [INFO] [stdout] | [INFO] [stdout] 5 | use rustc_serialize::json::{Json, ToJson}; [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: `Read` and `Write` [INFO] [stdout] --> src/command.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Error as IOError` [INFO] [stdout] --> src/command.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io::Error as IOError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/command.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn send(command: Command) -> CommandResult { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `SendError` is never used [INFO] [stdout] --> src/client.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum SendError { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ReceiveError` is never used [INFO] [stdout] --> src/client.rs:22:10 [INFO] [stdout] | [INFO] [stdout] 22 | pub enum ReceiveError { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `stream` is never read [INFO] [stdout] --> src/client.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct SocketClient { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 31 | /// Stream the client is connected to [INFO] [stdout] 32 | stream: UnixStream, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `u32_to_bytes` is never used [INFO] [stdout] --> src/client.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `u32_from_bytes` is never used [INFO] [stdout] --> src/client.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `stream`, `stream_mut`, `into_stream`, `read_message`, and `send_message` are never used [INFO] [stdout] --> src/client.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 47 | impl SocketClient { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 54 | pub fn stream(&self) -> &UnixStream { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn stream_mut(&mut self) -> &mut UnixStream { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn into_stream(self) -> UnixStream { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn read_message(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/command.rs:13:26 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct CommandClient(SocketClient); [INFO] [stdout] | ------------- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/client.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 38 | unsafe { transmute(input.to_be()) } [INFO] [stdout] | ---------^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/client.rs:44:27 [INFO] [stdout] | [INFO] [stdout] 44 | u32::from_be(unsafe { transmute(bytes) }) [INFO] [stdout] | ---------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::from_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.38s [INFO] running `Command { std: "docker" "inspect" "be618b2e1390a27f5c80b1a1f94986ac2f0645d47cbbe0ba850d013ca30c1ce6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be618b2e1390a27f5c80b1a1f94986ac2f0645d47cbbe0ba850d013ca30c1ce6", kill_on_drop: false }` [INFO] [stdout] be618b2e1390a27f5c80b1a1f94986ac2f0645d47cbbe0ba850d013ca30c1ce6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b15de6d6e502a1c666da628757a83cfe9adacd9774c7a2cf2bd7a23bfdf4345 [INFO] running `Command { std: "docker" "start" "-a" "0b15de6d6e502a1c666da628757a83cfe9adacd9774c7a2cf2bd7a23bfdf4345", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/client.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | try!(self.stream.read_exact(&mut buffer).map_err(ReceiveError::IO)); [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/client.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | try!(self.stream.write_all(&len_bytes).map_err(SendError::IO)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/client.rs:79:27 [INFO] [stdout] | [INFO] [stdout] 79 | let json_string = try!(encode(message).map_err(SendError::Encode)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ToJson` [INFO] [stdout] --> src/message.rs:5:35 [INFO] [stdout] | [INFO] [stdout] 5 | use rustc_serialize::json::{Json, ToJson}; [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: `Read` and `Write` [INFO] [stdout] --> src/command.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Error as IOError` [INFO] [stdout] --> src/command.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io::Error as IOError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/command.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn send(command: Command) -> CommandResult { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `SendError` is never used [INFO] [stdout] --> src/client.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum SendError { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ReceiveError` is never used [INFO] [stdout] --> src/client.rs:22:10 [INFO] [stdout] | [INFO] [stdout] 22 | pub enum ReceiveError { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `stream` is never read [INFO] [stdout] --> src/client.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct SocketClient { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 31 | /// Stream the client is connected to [INFO] [stdout] 32 | stream: UnixStream, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `u32_to_bytes` is never used [INFO] [stdout] --> src/client.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `u32_from_bytes` is never used [INFO] [stdout] --> src/client.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `stream`, `stream_mut`, `into_stream`, `read_message`, and `send_message` are never used [INFO] [stdout] --> src/client.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 47 | impl SocketClient { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 54 | pub fn stream(&self) -> &UnixStream { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn stream_mut(&mut self) -> &mut UnixStream { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn into_stream(self) -> UnixStream { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn read_message(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/command.rs:13:26 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct CommandClient(SocketClient); [INFO] [stdout] | ------------- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/client.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 38 | unsafe { transmute(input.to_be()) } [INFO] [stdout] | ---------^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling way-cooler-ipc v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/client.rs:44:27 [INFO] [stdout] | [INFO] [stdout] 44 | u32::from_be(unsafe { transmute(bytes) }) [INFO] [stdout] | ---------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::from_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/client.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | try!(self.stream.read_exact(&mut buffer).map_err(ReceiveError::IO)); [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/client.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | try!(self.stream.write_all(&len_bytes).map_err(SendError::IO)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/client.rs:79:27 [INFO] [stdout] | [INFO] [stdout] 79 | let json_string = try!(encode(message).map_err(SendError::Encode)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ToJson` [INFO] [stdout] --> src/message.rs:5:35 [INFO] [stdout] | [INFO] [stdout] 5 | use rustc_serialize::json::{Json, ToJson}; [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: `Read` and `Write` [INFO] [stdout] --> src/command.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Read, Write}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Error as IOError` [INFO] [stdout] --> src/command.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io::Error as IOError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/command.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn send(command: Command) -> CommandResult { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `SendError` is never used [INFO] [stdout] --> src/client.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum SendError { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ReceiveError` is never used [INFO] [stdout] --> src/client.rs:22:10 [INFO] [stdout] | [INFO] [stdout] 22 | pub enum ReceiveError { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `stream` is never read [INFO] [stdout] --> src/client.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct SocketClient { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 31 | /// Stream the client is connected to [INFO] [stdout] 32 | stream: UnixStream, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `u32_to_bytes` is never used [INFO] [stdout] --> src/client.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `u32_from_bytes` is never used [INFO] [stdout] --> src/client.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `stream`, `stream_mut`, `into_stream`, `read_message`, and `send_message` are never used [INFO] [stdout] --> src/client.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 47 | impl SocketClient { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 54 | pub fn stream(&self) -> &UnixStream { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn stream_mut(&mut self) -> &mut UnixStream { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn into_stream(self) -> UnixStream { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn read_message(&mut self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/command.rs:13:26 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct CommandClient(SocketClient); [INFO] [stdout] | ------------- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/client.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 38 | unsafe { transmute(input.to_be()) } [INFO] [stdout] | ---------^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/client.rs:44:27 [INFO] [stdout] | [INFO] [stdout] 44 | u32::from_be(unsafe { transmute(bytes) }) [INFO] [stdout] | ---------^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u32::from_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "0b15de6d6e502a1c666da628757a83cfe9adacd9774c7a2cf2bd7a23bfdf4345", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b15de6d6e502a1c666da628757a83cfe9adacd9774c7a2cf2bd7a23bfdf4345", kill_on_drop: false }` [INFO] [stdout] 0b15de6d6e502a1c666da628757a83cfe9adacd9774c7a2cf2bd7a23bfdf4345 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a9885ffdc1176c122d147ca24af2694fac6010cb4d4e81d399acc497d3be9373 [INFO] running `Command { std: "docker" "start" "-a" "a9885ffdc1176c122d147ca24af2694fac6010cb4d4e81d399acc497d3be9373", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/client.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | try!(self.stream.read_exact(&mut buffer).map_err(ReceiveError::IO)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/client.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | try!(self.stream.write_all(&len_bytes).map_err(SendError::IO)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/client.rs:79:27 [INFO] [stderr] | [INFO] [stderr] 79 | let json_string = try!(encode(message).map_err(SendError::Encode)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ToJson` [INFO] [stderr] --> src/message.rs:5:35 [INFO] [stderr] | [INFO] [stderr] 5 | use rustc_serialize::json::{Json, ToJson}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Read` and `Write` [INFO] [stderr] --> src/command.rs:5:15 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Read, Write}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Error as IOError` [INFO] [stderr] --> src/command.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::Error as IOError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `command` [INFO] [stderr] --> src/command.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn send(command: Command) -> CommandResult { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: enum `SendError` is never used [INFO] [stderr] --> src/client.rs:14:10 [INFO] [stderr] | [INFO] [stderr] 14 | pub enum SendError { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: enum `ReceiveError` is never used [INFO] [stderr] --> src/client.rs:22:10 [INFO] [stderr] | [INFO] [stderr] 22 | pub enum ReceiveError { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `stream` is never read [INFO] [stderr] --> src/client.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 30 | pub struct SocketClient { [INFO] [stderr] | ------------ field in this struct [INFO] [stderr] 31 | /// Stream the client is connected to [INFO] [stderr] 32 | stream: UnixStream, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `u32_to_bytes` is never used [INFO] [stderr] --> src/client.rs:37:4 [INFO] [stderr] | [INFO] [stderr] 37 | fn u32_to_bytes(input: u32) -> [u8; 4] { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `u32_from_bytes` is never used [INFO] [stderr] --> src/client.rs:43:4 [INFO] [stderr] | [INFO] [stderr] 43 | fn u32_from_bytes(bytes: [u8; 4]) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `stream`, `stream_mut`, `into_stream`, `read_message`, and `send_message` are never used [INFO] [stderr] --> src/client.rs:54:12 [INFO] [stderr] | [INFO] [stderr] 47 | impl SocketClient { [INFO] [stderr] | ----------------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 54 | pub fn stream(&self) -> &UnixStream { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 59 | pub fn stream_mut(&mut self) -> &mut UnixStream { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 64 | pub fn into_stream(self) -> UnixStream { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 69 | pub fn read_message(&mut self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 78 | pub fn send_message(&mut self, message: &Json) -> Result<(), SendError> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/command.rs:13:26 [INFO] [stderr] | [INFO] [stderr] 13 | pub struct CommandClient(SocketClient); [INFO] [stderr] | ------------- ^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] [INFO] [stderr] warning: unnecessary transmute [INFO] [stderr] --> src/client.rs:38:14 [INFO] [stderr] | [INFO] [stderr] 38 | unsafe { transmute(input.to_be()) } [INFO] [stderr] | ---------^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: replace this with: `u32::to_ne_bytes` [INFO] [stderr] | [INFO] [stderr] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stderr] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary transmute [INFO] [stderr] --> src/client.rs:44:27 [INFO] [stderr] | [INFO] [stderr] 44 | u32::from_be(unsafe { transmute(bytes) }) [INFO] [stderr] | ---------^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: replace this with: `u32::from_ne_bytes` [INFO] [stderr] | [INFO] [stderr] = help: there's also `from_le_bytes` and `from_be_bytes` if you expect a particular byte order [INFO] [stderr] [INFO] [stderr] warning: `way-cooler-ipc` (lib) generated 16 warnings (run `cargo fix --lib -p way-cooler-ipc` to apply 5 suggestions) [INFO] [stderr] warning: `way-cooler-ipc` (lib test) generated 16 warnings (16 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/way_cooler_ipc-9a94fbac11a97cf7) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests way_cooler_ipc [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" "a9885ffdc1176c122d147ca24af2694fac6010cb4d4e81d399acc497d3be9373", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9885ffdc1176c122d147ca24af2694fac6010cb4d4e81d399acc497d3be9373", kill_on_drop: false }` [INFO] [stdout] a9885ffdc1176c122d147ca24af2694fac6010cb4d4e81d399acc497d3be9373