[INFO] cloning repository https://github.com/Nishan8583/simple_rust_server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nishan8583/simple_rust_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNishan8583%2Fsimple_rust_server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNishan8583%2Fsimple_rust_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1376b2b53169986d639225868eaa8b4842948b9e [INFO] testing Nishan8583/simple_rust_server against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNishan8583%2Fsimple_rust_server" "/workspace/builds/worker-63/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Nishan8583/simple_rust_server on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Nishan8583/simple_rust_server [INFO] finished tweaking git repo https://github.com/Nishan8583/simple_rust_server [INFO] tweaked toml for git repo https://github.com/Nishan8583/simple_rust_server written to /workspace/builds/worker-63/source/Cargo.toml [INFO] crate git repo https://github.com/Nishan8583/simple_rust_server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded mini-redis v0.4.1 [INFO] [stderr] Downloaded tokio-serde v0.4.0 [INFO] [stderr] Downloaded tokio-serde-json v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b824c2df983863d65f68b00ec8f371032830fabad838f046c3c4e695c19510f6 [INFO] running `Command { std: "docker" "start" "-a" "b824c2df983863d65f68b00ec8f371032830fabad838f046c3c4e695c19510f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b824c2df983863d65f68b00ec8f371032830fabad838f046c3c4e695c19510f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b824c2df983863d65f68b00ec8f371032830fabad838f046c3c4e695c19510f6", kill_on_drop: false }` [INFO] [stdout] b824c2df983863d65f68b00ec8f371032830fabad838f046c3c4e695c19510f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f6bc90b9ecc180b972a00c8050eee61a306efa46796d5924e17aee673635849 [INFO] running `Command { std: "docker" "start" "-a" "9f6bc90b9ecc180b972a00c8050eee61a306efa46796d5924e17aee673635849", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling smallvec v1.7.0 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling pin-project-internal v0.4.28 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling tracing-core v0.1.21 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling tokio v1.14.0 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling atoi v0.3.3 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling lock_api v0.4.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tracing-log v0.1.2 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling tracing-serde v0.1.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling tracing-attributes v0.1.18 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling tokio-macros v1.6.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Compiling async-stream v0.3.2 [INFO] [stderr] Compiling tracing v0.1.29 [INFO] [stderr] Compiling structopt v0.3.25 [INFO] [stderr] Compiling pin-project v1.0.8 [INFO] [stderr] Compiling pin-project v0.4.28 [INFO] [stderr] Compiling tracing-subscriber v0.2.25 [INFO] [stderr] Compiling tracing-futures v0.2.5 [INFO] [stderr] Compiling tokio-serde v0.4.0 [INFO] [stderr] Compiling tokio-serde-json v0.3.0 [INFO] [stderr] Compiling tokio-stream v0.1.8 [INFO] [stderr] Compiling mini-redis v0.4.1 [INFO] [stderr] Compiling simple_stuff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> lib/user_io.rs:6:25 [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::sync::mpsc::{self, Receiver, Sender}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncWriteExt` [INFO] [stdout] --> src/bin/simple_client.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | use tokio::io::{ AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AsyncBufReadExt`, `BufReader`, `BufStream`, `self` [INFO] [stdout] --> src/bin/simple_client.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::io::{self,AsyncBufReadExt, BufStream,BufReader}; [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/bin/simple_client.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_derive::{Serialize,Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/bin/simple_server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::io::{self,AsyncBufReadExt, AsyncWriteExt, BufStream}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Value`, `json` [INFO] [stdout] --> src/bin/simple_server.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_json::{ Value,json}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::ReadHalf` [INFO] [stdout] --> src/bin/simple_server.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio::net::tcp::ReadHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `msg` should have an upper camel case name [INFO] [stdout] --> src/bin/simple_server.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 57 | struct msg { [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/simple_server.rs:87:10 [INFO] [stdout] | [INFO] [stdout] 87 | let (mut tx, mut rx): (Sender,Receiver)= mpsc::channel(32); [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: unused variable: `db` [INFO] [stdout] --> src/bin/simple_server.rs:73:37 [INFO] [stdout] | [INFO] [stdout] 73 | async fn handler(socket: TcpStream, db: UserToSocket) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_db` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx` [INFO] [stdout] --> src/bin/simple_server.rs:87:14 [INFO] [stdout] | [INFO] [stdout] 87 | let (mut tx, mut rx): (Sender,Receiver)= mpsc::channel(32); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/bin/simple_server.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | n = socket.read_until(b'\n',&mut line) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/bin/simple_server.rs:96:21 [INFO] [stdout] | [INFO] [stdout] 96 | let c = line.clone(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/simple_server.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | let (mut socket,addr) = listener.accept().await.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 45.50s [INFO] running `Command { std: "docker" "inspect" "9f6bc90b9ecc180b972a00c8050eee61a306efa46796d5924e17aee673635849", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f6bc90b9ecc180b972a00c8050eee61a306efa46796d5924e17aee673635849", kill_on_drop: false }` [INFO] [stdout] 9f6bc90b9ecc180b972a00c8050eee61a306efa46796d5924e17aee673635849 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43fa35362718cdc4ac6579572ae55ca67cef5e900ad432ed716e0987614dc9e7 [INFO] running `Command { std: "docker" "start" "-a" "43fa35362718cdc4ac6579572ae55ca67cef5e900ad432ed716e0987614dc9e7", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> lib/user_io.rs:6:25 [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::sync::mpsc::{self, Receiver, Sender}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simple_stuff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `AsyncWriteExt` [INFO] [stdout] --> src/bin/simple_client.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | use tokio::io::{ AsyncWriteExt}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AsyncBufReadExt`, `BufReader`, `BufStream`, `self` [INFO] [stdout] --> src/bin/simple_client.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::io::{self,AsyncBufReadExt, BufStream,BufReader}; [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stdout] --> src/bin/simple_client.rs:5:20 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_derive::{Serialize,Deserialize}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/bin/simple_server.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::io::{self,AsyncBufReadExt, AsyncWriteExt, BufStream}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> lib/user_io.rs:6:25 [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::sync::mpsc::{self, Receiver, Sender}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Value`, `json` [INFO] [stdout] --> src/bin/simple_server.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_json::{ Value,json}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::net::tcp::ReadHalf` [INFO] [stdout] --> src/bin/simple_server.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio::net::tcp::ReadHalf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `msg` should have an upper camel case name [INFO] [stdout] --> src/bin/simple_server.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 57 | struct msg { [INFO] [stdout] | ^^^ help: convert the identifier to upper camel case: `Msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/simple_server.rs:87:10 [INFO] [stdout] | [INFO] [stdout] 87 | let (mut tx, mut rx): (Sender,Receiver)= mpsc::channel(32); [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: unused variable: `db` [INFO] [stdout] --> src/bin/simple_server.rs:73:37 [INFO] [stdout] | [INFO] [stdout] 73 | async fn handler(socket: TcpStream, db: UserToSocket) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_db` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx` [INFO] [stdout] --> src/bin/simple_server.rs:87:14 [INFO] [stdout] | [INFO] [stdout] 87 | let (mut tx, mut rx): (Sender,Receiver)= mpsc::channel(32); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/bin/simple_server.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | n = socket.read_until(b'\n',&mut line) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/bin/simple_server.rs:96:21 [INFO] [stdout] | [INFO] [stdout] 96 | let c = line.clone(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/simple_server.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | let (mut socket,addr) = listener.accept().await.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "43fa35362718cdc4ac6579572ae55ca67cef5e900ad432ed716e0987614dc9e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43fa35362718cdc4ac6579572ae55ca67cef5e900ad432ed716e0987614dc9e7", kill_on_drop: false }` [INFO] [stdout] 43fa35362718cdc4ac6579572ae55ca67cef5e900ad432ed716e0987614dc9e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] de7889e525af015cf8bd4bf9193150241d61a6ca725dac950b81bb9f918b5231 [INFO] running `Command { std: "docker" "start" "-a" "de7889e525af015cf8bd4bf9193150241d61a6ca725dac950b81bb9f918b5231", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> lib/user_io.rs:6:25 [INFO] [stderr] | [INFO] [stderr] 6 | use tokio::sync::mpsc::{self, Receiver, Sender}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `simple_stuff` (lib) generated 1 warning [INFO] [stderr] warning: `simple_stuff` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: unused import: `AsyncWriteExt` [INFO] [stderr] --> src/bin/simple_client.rs:2:18 [INFO] [stderr] | [INFO] [stderr] 2 | use tokio::io::{ AsyncWriteExt}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `AsyncBufReadExt`, `BufReader`, `BufStream`, `self` [INFO] [stderr] --> src/bin/simple_client.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use tokio::io::{self,AsyncBufReadExt, BufStream,BufReader}; [INFO] [stderr] | ^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stderr] --> src/bin/simple_client.rs:5:20 [INFO] [stderr] | [INFO] [stderr] 5 | use serde_derive::{Serialize,Deserialize}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/bin/simple_server.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | use tokio::io::{self,AsyncBufReadExt, AsyncWriteExt, BufStream}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Value`, `json` [INFO] [stderr] --> src/bin/simple_server.rs:5:19 [INFO] [stderr] | [INFO] [stderr] 5 | use serde_json::{ Value,json}; [INFO] [stderr] | ^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::net::tcp::ReadHalf` [INFO] [stderr] --> src/bin/simple_server.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use tokio::net::tcp::ReadHalf; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type `msg` should have an upper camel case name [INFO] [stderr] --> src/bin/simple_server.rs:57:8 [INFO] [stderr] | [INFO] [stderr] 57 | struct msg { [INFO] [stderr] | ^^^ help: convert the identifier to upper camel case: `Msg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/simple_server.rs:87:10 [INFO] [stderr] | [INFO] [stderr] 87 | let (mut tx, mut rx): (Sender,Receiver)= mpsc::channel(32); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `db` [INFO] [stderr] --> src/bin/simple_server.rs:73:37 [INFO] [stderr] | [INFO] [stderr] 73 | async fn handler(socket: TcpStream, db: UserToSocket) { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_db` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx` [INFO] [stderr] --> src/bin/simple_server.rs:87:14 [INFO] [stderr] | [INFO] [stderr] 87 | let (mut tx, mut rx): (Sender,Receiver)= mpsc::channel(32); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/bin/simple_server.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | n = socket.read_until(b'\n',&mut line) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/bin/simple_server.rs:96:21 [INFO] [stderr] | [INFO] [stderr] 96 | let c = line.clone(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/simple_server.rs:39:14 [INFO] [stderr] | [INFO] [stderr] 39 | let (mut socket,addr) = listener.accept().await.unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `simple_stuff` (bin "simple_client" test) generated 3 warnings [INFO] [stderr] warning: `simple_stuff` (bin "simple_server" test) generated 10 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/user_io-ca729edec82d74a7) [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] Running unittests (/opt/rustwide/target/debug/deps/simple_client-3aebfddcd3e5c056) [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] Running unittests (/opt/rustwide/target/debug/deps/simple_server-c844885e3613689b) [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] Running unittests (/opt/rustwide/target/debug/deps/simple_stuff-ca832f2779b358fe) [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 user_io [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" "de7889e525af015cf8bd4bf9193150241d61a6ca725dac950b81bb9f918b5231", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de7889e525af015cf8bd4bf9193150241d61a6ca725dac950b81bb9f918b5231", kill_on_drop: false }` [INFO] [stdout] de7889e525af015cf8bd4bf9193150241d61a6ca725dac950b81bb9f918b5231