[INFO] cloning repository https://github.com/DevinR528/rust_load_balance [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DevinR528/rust_load_balance" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Frust_load_balance", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Frust_load_balance'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e1bf79c4cd21b55f16bb5dc943e7f0ce63e3dad7 [INFO] checking DevinR528/rust_load_balance against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Frust_load_balance" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DevinR528/rust_load_balance on toolchain 5518eaa946291f00471af8b254b2a1715f234882 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DevinR528/rust_load_balance [INFO] finished tweaking git repo https://github.com/DevinR528/rust_load_balance [INFO] tweaked toml for git repo https://github.com/DevinR528/rust_load_balance written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/DevinR528/rust_load_balance 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio v0.1.21 [INFO] [stderr] Downloaded backtrace v0.3.30 [INFO] [stderr] Downloaded tokio-trace-core v0.2.0 [INFO] [stderr] Downloaded futures v0.1.27 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a7f5e055751e8b0aa9b1a574f099df7cc2a4665bc72996b2fae8e0bdfffa6d69 [INFO] running `Command { std: "docker" "start" "-a" "a7f5e055751e8b0aa9b1a574f099df7cc2a4665bc72996b2fae8e0bdfffa6d69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a7f5e055751e8b0aa9b1a574f099df7cc2a4665bc72996b2fae8e0bdfffa6d69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7f5e055751e8b0aa9b1a574f099df7cc2a4665bc72996b2fae8e0bdfffa6d69", kill_on_drop: false }` [INFO] [stdout] a7f5e055751e8b0aa9b1a574f099df7cc2a4665bc72996b2fae8e0bdfffa6d69 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf1bd3ec0ed490612b2ed90ca3797823d8d053145b49baf9e368b1b6fde743c3 [INFO] running `Command { std: "docker" "start" "-a" "cf1bd3ec0ed490612b2ed90ca3797823d8d053145b49baf9e368b1b6fde743c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking futures v0.1.27 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking tokio-trace-core v0.2.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling backtrace v0.3.30 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking tokio-sync v0.1.6 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.21 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking streams v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BytesCodec`, `Decoder`, `Encoder`, `Framed` [INFO] [stdout] --> src/main.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::codec::{BytesCodec, Decoder, Encoder, Framed}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^ ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Fail`, `Fallible` [INFO] [stdout] --> src/main.rs:13:15 [INFO] [stdout] | [INFO] [stdout] 13 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_derive::*` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use serde_derive::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::BorrowMut` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use core::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/enc_dec.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/enc_dec.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::prelude::*` [INFO] [stdout] --> src/enc_dec.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use futures::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Fallible` [INFO] [stdout] --> src/enc_dec.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BytesCodec`, `Decoder`, `Encoder`, `Framed` [INFO] [stdout] --> src/main.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::codec::{BytesCodec, Decoder, Encoder, Framed}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^ ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Fail`, `Fallible` [INFO] [stdout] --> src/main.rs:13:15 [INFO] [stdout] | [INFO] [stdout] 13 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_derive::*` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use serde_derive::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::BorrowMut` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use core::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/enc_dec.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/enc_dec.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::prelude::*` [INFO] [stdout] --> src/enc_dec.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use futures::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Fallible` [INFO] [stdout] --> src/enc_dec.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bytes::buf::IntoBuf` [INFO] [stdout] --> src/main.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | use bytes::buf::IntoBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | file.read_buf(&mut buf) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | file.read_buf(&mut buf) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:160:42 [INFO] [stdout] | [INFO] [stdout] 160 | let n = try_ready!(self.sock.read_buf(&mut self.rd)); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Fail` [INFO] [stdout] --> src/enc_dec.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:160:42 [INFO] [stdout] | [INFO] [stdout] 160 | let n = try_ready!(self.sock.read_buf(&mut self.rd)); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Fail` [INFO] [stdout] --> src/enc_dec.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `get` [INFO] [stdout] --> src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let get = b"GET / HTTP/1.1\r\n"; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_get` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `get` [INFO] [stdout] --> src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let get = b"GET / HTTP/1.1\r\n"; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_get` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `poll_flush` is never used [INFO] [stdout] --> src/main.rs:137:8 [INFO] [stdout] | [INFO] [stdout] 93 | impl ReadWrite { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 137 | fn poll_flush(&mut self) -> Poll<(), tokio::io::Error> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Header` and `Body` are never constructed [INFO] [stdout] --> src/enc_dec.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 25 | enum RequestState { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] 26 | Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 27 | Body, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RequestState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `state` and `cont_len` are never read [INFO] [stdout] --> src/enc_dec.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct JsonCodec { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 31 | state: RequestState, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | cont_len: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/enc_dec.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 35 | impl JsonCodec { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 36 | pub fn new() -> JsonCodec { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `amt` [INFO] [stdout] --> src/main.rs:247:21 [INFO] [stdout] | [INFO] [stdout] 247 | let amt = conn.write(b"123\r\n".as_ref()).unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_amt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:241:19 [INFO] [stdout] | [INFO] [stdout] 241 | .map(|mut s| s).wait().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: method `poll_flush` is never used [INFO] [stdout] --> src/main.rs:137:8 [INFO] [stdout] | [INFO] [stdout] 93 | impl ReadWrite { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 137 | fn poll_flush(&mut self) -> Poll<(), tokio::io::Error> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Header` and `Body` are never constructed [INFO] [stdout] --> src/enc_dec.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 25 | enum RequestState { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] 26 | Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 27 | Body, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RequestState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `state` and `cont_len` are never read [INFO] [stdout] --> src/enc_dec.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct JsonCodec { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 31 | state: RequestState, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | cont_len: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/enc_dec.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 35 | impl JsonCodec { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 36 | pub fn new() -> JsonCodec { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:249:17 [INFO] [stdout] | [INFO] [stdout] 249 | rw.fill_read_buf(); [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 249 | let _ = rw.fill_read_buf(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.39s [INFO] running `Command { std: "docker" "inspect" "cf1bd3ec0ed490612b2ed90ca3797823d8d053145b49baf9e368b1b6fde743c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf1bd3ec0ed490612b2ed90ca3797823d8d053145b49baf9e368b1b6fde743c3", kill_on_drop: false }` [INFO] [stdout] cf1bd3ec0ed490612b2ed90ca3797823d8d053145b49baf9e368b1b6fde743c3 [INFO] checking DevinR528/rust_load_balance against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDevinR528%2Frust_load_balance" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DevinR528/rust_load_balance on toolchain 7622c0f807a4e13c4db886a1681bf343795692df [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DevinR528/rust_load_balance [INFO] finished tweaking git repo https://github.com/DevinR528/rust_load_balance [INFO] tweaked toml for git repo https://github.com/DevinR528/rust_load_balance written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DevinR528/rust_load_balance 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" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f4506729590bfb3304623f2bf3df41115c6c7c37445047935de47ae74e409bfa [INFO] running `Command { std: "docker" "start" "-a" "f4506729590bfb3304623f2bf3df41115c6c7c37445047935de47ae74e409bfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4506729590bfb3304623f2bf3df41115c6c7c37445047935de47ae74e409bfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4506729590bfb3304623f2bf3df41115c6c7c37445047935de47ae74e409bfa", kill_on_drop: false }` [INFO] [stdout] f4506729590bfb3304623f2bf3df41115c6c7c37445047935de47ae74e409bfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dnon_local_definitions" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 191230a635c101ed5f68a8b764e8ca42837accf7a80ddcf1e0a95d00c11fa7c8 [INFO] running `Command { std: "docker" "start" "-a" "191230a635c101ed5f68a8b764e8ca42837accf7a80ddcf1e0a95d00c11fa7c8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking futures v0.1.27 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking smallvec v0.6.9 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking tokio-trace-core v0.2.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling backtrace v0.3.30 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking tokio-sync v0.1.6 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio v0.1.21 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking streams v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BytesCodec`, `Decoder`, `Encoder`, `Framed` [INFO] [stdout] --> src/main.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::codec::{BytesCodec, Decoder, Encoder, Framed}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^ ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Fail`, `Fallible` [INFO] [stdout] --> src/main.rs:13:15 [INFO] [stdout] | [INFO] [stdout] 13 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_derive::*` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use serde_derive::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::BorrowMut` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use core::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/enc_dec.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/enc_dec.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::prelude::*` [INFO] [stdout] --> src/enc_dec.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use futures::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Fallible` [INFO] [stdout] --> src/enc_dec.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BytesCodec`, `Decoder`, `Encoder`, `Framed` [INFO] [stdout] --> src/main.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio::codec::{BytesCodec, Decoder, Encoder, Framed}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^ ^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Fail`, `Fallible` [INFO] [stdout] --> src/main.rs:13:15 [INFO] [stdout] | [INFO] [stdout] 13 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^^ ^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_derive::*` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use serde_derive::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::BorrowMut` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use core::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/enc_dec.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::mpsc` [INFO] [stdout] --> src/enc_dec.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::prelude::*` [INFO] [stdout] --> src/enc_dec.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use futures::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Fallible` [INFO] [stdout] --> src/enc_dec.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bytes::buf::IntoBuf` [INFO] [stdout] --> src/main.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | use bytes::buf::IntoBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | file.read_buf(&mut buf) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | file.read_buf(&mut buf) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:160:42 [INFO] [stdout] | [INFO] [stdout] 160 | let n = try_ready!(self.sock.read_buf(&mut self.rd)); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:160:42 [INFO] [stdout] | [INFO] [stdout] 160 | let n = try_ready!(self.sock.read_buf(&mut self.rd)); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(read_buf)]` to the crate attributes to enable `std::io::Read::read_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Fail` [INFO] [stdout] --> src/enc_dec.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Fail` [INFO] [stdout] --> src/enc_dec.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | use failure::{Error, Fail, Fallible}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `get` [INFO] [stdout] --> src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let get = b"GET / HTTP/1.1\r\n"; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_get` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `get` [INFO] [stdout] --> src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let get = b"GET / HTTP/1.1\r\n"; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_get` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `poll_flush` is never used [INFO] [stdout] --> src/main.rs:137:8 [INFO] [stdout] | [INFO] [stdout] 93 | impl ReadWrite { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 137 | fn poll_flush(&mut self) -> Poll<(), tokio::io::Error> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Header` and `Body` are never constructed [INFO] [stdout] --> src/enc_dec.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 25 | enum RequestState { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] 26 | Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 27 | Body, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RequestState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `state` and `cont_len` are never read [INFO] [stdout] --> src/enc_dec.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct JsonCodec { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 31 | state: RequestState, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | cont_len: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/enc_dec.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 35 | impl JsonCodec { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 36 | pub fn new() -> JsonCodec { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/enc_dec.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Serialize, Deserialize, Debug, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_JsonMsg` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: requested on the command line with `-D non-local-definitions` [INFO] [stdout] = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `amt` [INFO] [stdout] --> src/main.rs:247:21 [INFO] [stdout] | [INFO] [stdout] 247 | let amt = conn.write(b"123\r\n".as_ref()).unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_amt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/enc_dec.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Serialize, Deserialize, Debug, Clone)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_JsonMsg` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:241:19 [INFO] [stdout] | [INFO] [stdout] 241 | .map(|mut s| s).wait().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: method `poll_flush` is never used [INFO] [stdout] --> src/main.rs:137:8 [INFO] [stdout] | [INFO] [stdout] 93 | impl ReadWrite { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 137 | fn poll_flush(&mut self) -> Poll<(), tokio::io::Error> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Header` and `Body` are never constructed [INFO] [stdout] --> src/enc_dec.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 25 | enum RequestState { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] 26 | Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 27 | Body, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RequestState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `state` and `cont_len` are never read [INFO] [stdout] --> src/enc_dec.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct JsonCodec { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 31 | state: RequestState, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | cont_len: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/enc_dec.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 35 | impl JsonCodec { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 36 | pub fn new() -> JsonCodec { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/enc_dec.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Serialize, Deserialize, Debug, Clone)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_SERIALIZE_FOR_JsonMsg` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: requested on the command line with `-D non-local-definitions` [INFO] [stdout] = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: non-local `impl` definition, they should be avoided as they go against expectation [INFO] [stdout] --> src/enc_dec.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Serialize, Deserialize, Debug, Clone)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: move this `impl` block outside the of the current constant `_IMPL_DESERIALIZE_FOR_JsonMsg` [INFO] [stdout] = note: an `impl` definition is non-local if it is nested inside an item and neither the type nor the trait are at the same nesting level as the `impl` block [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:249:17 [INFO] [stdout] | [INFO] [stdout] 249 | rw.fill_read_buf(); [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 249 | let _ = rw.fill_read_buf(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 24 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `streams` (bin "streams") due to 3 previous errors; 20 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `streams` (bin "streams" test) due to 3 previous errors; 24 warnings emitted [INFO] running `Command { std: "docker" "inspect" "191230a635c101ed5f68a8b764e8ca42837accf7a80ddcf1e0a95d00c11fa7c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "191230a635c101ed5f68a8b764e8ca42837accf7a80ddcf1e0a95d00c11fa7c8", kill_on_drop: false }` [INFO] [stdout] 191230a635c101ed5f68a8b764e8ca42837accf7a80ddcf1e0a95d00c11fa7c8