[INFO] cloning repository https://github.com/yukinagae/chat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yukinagae/chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukinagae%2Fchat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukinagae%2Fchat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0a5fb380c8be30ae501fee7b62dc965e5d61746a [INFO] checking yukinagae/chat against master#b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 for pr-105483 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukinagae%2Fchat" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yukinagae/chat on toolchain b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yukinagae/chat [INFO] finished tweaking git repo https://github.com/yukinagae/chat [INFO] tweaked toml for git repo https://github.com/yukinagae/chat written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/yukinagae/chat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded net2 v0.2.29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8bde24dd6bbe48389b6943bce680299e4e605755292fc19ab1396f1dbc10031c [INFO] running `Command { std: "docker" "start" "-a" "8bde24dd6bbe48389b6943bce680299e4e605755292fc19ab1396f1dbc10031c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8bde24dd6bbe48389b6943bce680299e4e605755292fc19ab1396f1dbc10031c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bde24dd6bbe48389b6943bce680299e4e605755292fc19ab1396f1dbc10031c", kill_on_drop: false }` [INFO] [stdout] 8bde24dd6bbe48389b6943bce680299e4e605755292fc19ab1396f1dbc10031c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b23b1ef38bb87a9b9592ba3af0fa26393ffa21a2a4634a9c613c6d25c73e8486 [INFO] running `Command { std: "docker" "start" "-a" "b23b1ef38bb87a9b9592ba3af0fa26393ffa21a2a4634a9c613c6d25c73e8486", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.26 [INFO] [stderr] Compiling gcc v0.3.51 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Checking byteorder v0.3.13 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.29 [INFO] [stderr] Checking mio v0.6.9 (https://github.com/carllerche/mio#a5415ba3) [INFO] [stderr] Compiling http-muncher v0.3.1 [INFO] [stderr] Checking chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/server.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use mio::tcp::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParserHandler` [INFO] [stdout] --> src/client.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | use http_muncher::{Parser, ParserHandler}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/frame.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:86:19 [INFO] [stdout] | [INFO] [stdout] 86 | let buf = try!(input.read_u16::()); [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/frame.rs:88:19 [INFO] [stdout] | [INFO] [stdout] 88 | let len = try!(Self::read_length(header.payload_length, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | let mask = try!(Self::read_mask(input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:96:27 [INFO] [stdout] | [INFO] [stdout] 96 | let mut payload = try!(Self::read_payload(len, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | try!(input.read(&mut buf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:147:9 [INFO] [stdout] | [INFO] [stdout] 147 | try!(input.read(&mut payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | try!(output.write_u16::(header)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | try!(output.write(&self.payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:178:32 [INFO] [stdout] | [INFO] [stdout] 178 | PAYLOAD_LEN_U16 => try!(output.write_u16::(self.payload.len() as u16)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:179:32 [INFO] [stdout] | [INFO] [stdout] 179 | PAYLOAD_LEN_U64 => try!(output.write_u64::(self.payload.len() as u64)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/server.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | use mio::tcp::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParserHandler` [INFO] [stdout] --> src/client.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | use http_muncher::{Parser, ParserHandler}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/frame.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:86:19 [INFO] [stdout] | [INFO] [stdout] 86 | let buf = try!(input.read_u16::()); [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/frame.rs:88:19 [INFO] [stdout] | [INFO] [stdout] 88 | let len = try!(Self::read_length(header.payload_length, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | let mask = try!(Self::read_mask(input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:96:27 [INFO] [stdout] | [INFO] [stdout] 96 | let mut payload = try!(Self::read_payload(len, input)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | try!(input.read(&mut buf)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:147:9 [INFO] [stdout] | [INFO] [stdout] 147 | try!(input.read(&mut payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | try!(output.write_u16::(header)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | try!(output.write(&self.payload)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:178:32 [INFO] [stdout] | [INFO] [stdout] 178 | PAYLOAD_LEN_U16 => try!(output.write_u16::(self.payload.len() as u16)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/frame.rs:179:32 [INFO] [stdout] | [INFO] [stdout] 179 | PAYLOAD_LEN_U64 => try!(output.write_u64::(self.payload.len() as u64)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:85:29 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn read(input: &mut Read) -> io::Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 85 | pub fn read(input: &mut dyn Read) -> io::Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:138:30 [INFO] [stdout] | [INFO] [stdout] 138 | fn read_mask(input: &mut Read) -> io::Result<[u8; 4]> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | fn read_mask(input: &mut dyn Read) -> io::Result<[u8; 4]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:85:29 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn read(input: &mut Read) -> io::Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 85 | pub fn read(input: &mut dyn Read) -> io::Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:144:53 [INFO] [stdout] | [INFO] [stdout] 144 | fn read_payload(payload_len: usize, input: &mut Read) -> io::Result> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 144 | fn read_payload(payload_len: usize, input: &mut dyn Read) -> io::Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:151:49 [INFO] [stdout] | [INFO] [stdout] 151 | fn read_length(payload_len: u8, input: &mut Read) -> io::Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 151 | fn read_length(payload_len: u8, input: &mut dyn Read) -> io::Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:138:30 [INFO] [stdout] | [INFO] [stdout] 138 | fn read_mask(input: &mut Read) -> io::Result<[u8; 4]> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | fn read_mask(input: &mut dyn Read) -> io::Result<[u8; 4]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:173:38 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn write(&self, output: &mut Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 173 | pub fn write(&self, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:144:53 [INFO] [stdout] | [INFO] [stdout] 144 | fn read_payload(payload_len: usize, input: &mut Read) -> io::Result> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 144 | fn read_payload(payload_len: usize, input: &mut dyn Read) -> io::Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:151:49 [INFO] [stdout] | [INFO] [stdout] 151 | fn read_length(payload_len: u8, input: &mut Read) -> io::Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 151 | fn read_length(payload_len: u8, input: &mut dyn Read) -> io::Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:173:38 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn write(&self, output: &mut Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 173 | pub fn write(&self, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parser` [INFO] [stdout] --> src/handler.rs:15:35 [INFO] [stdout] | [INFO] [stdout] 15 | fn on_header_field(&mut self, parser: &mut Parser, s: &[u8]) -> bool { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parser` [INFO] [stdout] --> src/handler.rs:20:35 [INFO] [stdout] | [INFO] [stdout] 20 | fn on_header_value(&mut self, parser: &mut Parser, s: &[u8]) -> bool { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parser` [INFO] [stdout] --> src/handler.rs:28:39 [INFO] [stdout] | [INFO] [stdout] 28 | fn on_headers_complete(&mut self, parser: &mut Parser) -> bool { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parser` [INFO] [stdout] --> src/handler.rs:15:35 [INFO] [stdout] | [INFO] [stdout] 15 | fn on_header_field(&mut self, parser: &mut Parser, s: &[u8]) -> bool { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parser` [INFO] [stdout] --> src/handler.rs:20:35 [INFO] [stdout] | [INFO] [stdout] 20 | fn on_header_value(&mut self, parser: &mut Parser, s: &[u8]) -> bool { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parser` [INFO] [stdout] --> src/handler.rs:28:39 [INFO] [stdout] | [INFO] [stdout] 28 | fn on_headers_complete(&mut self, parser: &mut Parser) -> bool { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:75:29 [INFO] [stdout] | [INFO] [stdout] 75 | let mut client = server.clients.get_mut(&token).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | let mut client = server.clients.get_mut(&token).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `mask` is never read [INFO] [stdout] --> src/frame.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 67 | pub struct WebSocketFrame { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 68 | header: WebSocketFrameHeader, [INFO] [stdout] 69 | mask: Option<[u8; 4]>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `WebSocketFrame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:75:29 [INFO] [stdout] | [INFO] [stdout] 75 | let mut client = server.clients.get_mut(&token).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:90:21 [INFO] [stdout] | [INFO] [stdout] 90 | let mut client = server.clients.get_mut(&token).unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `mask` is never read [INFO] [stdout] --> src/frame.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 67 | pub struct WebSocketFrame { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 68 | header: WebSocketFrameHeader, [INFO] [stdout] 69 | mask: Option<[u8; 4]>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `WebSocketFrame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | client.socket.shutdown(Shutdown::Both); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | poll.deregister(&client.socket); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | client.socket.shutdown(Shutdown::Both); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frame.rs:200:13 [INFO] [stdout] | [INFO] [stdout] 200 | body.write(status_code); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | poll.deregister(&client.socket); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/frame.rs:200:13 [INFO] [stdout] | [INFO] [stdout] 200 | body.write(status_code); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 27 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `Command { std: "docker" "inspect" "b23b1ef38bb87a9b9592ba3af0fa26393ffa21a2a4634a9c613c6d25c73e8486", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b23b1ef38bb87a9b9592ba3af0fa26393ffa21a2a4634a9c613c6d25c73e8486", kill_on_drop: false }` [INFO] [stdout] b23b1ef38bb87a9b9592ba3af0fa26393ffa21a2a4634a9c613c6d25c73e8486