[INFO] cloning repository https://github.com/Keksoj/stream_stuff_on_a_sozu_channel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Keksoj/stream_stuff_on_a_sozu_channel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeksoj%2Fstream_stuff_on_a_sozu_channel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeksoj%2Fstream_stuff_on_a_sozu_channel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7ca9b439cfcdf8a6bccf77c8d083d345c83a3779 [INFO] checking Keksoj/stream_stuff_on_a_sozu_channel against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeksoj%2Fstream_stuff_on_a_sozu_channel" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Keksoj/stream_stuff_on_a_sozu_channel on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Keksoj/stream_stuff_on_a_sozu_channel [INFO] finished tweaking git repo https://github.com/Keksoj/stream_stuff_on_a_sozu_channel [INFO] tweaked toml for git repo https://github.com/Keksoj/stream_stuff_on_a_sozu_channel written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Keksoj/stream_stuff_on_a_sozu_channel 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded poule v0.3.2 [INFO] [stderr] Downloaded fastrand v1.6.0 [INFO] [stderr] Downloaded pool v0.1.4 [INFO] [stderr] Downloaded trailer v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f020d727645cb65f0a6f97b58f1586d3af66ea30c96a761462f5716dd31114a [INFO] running `Command { std: "docker" "start" "-a" "6f020d727645cb65f0a6f97b58f1586d3af66ea30c96a761462f5716dd31114a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f020d727645cb65f0a6f97b58f1586d3af66ea30c96a761462f5716dd31114a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f020d727645cb65f0a6f97b58f1586d3af66ea30c96a761462f5716dd31114a", kill_on_drop: false }` [INFO] [stdout] 6f020d727645cb65f0a6f97b58f1586d3af66ea30c96a761462f5716dd31114a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cc4a3c3c844a6e78fa5cb6ceb3d935b78fce02285f6cf099c3cb115e5ee335dc [INFO] running `Command { std: "docker" "start" "-a" "cc4a3c3c844a6e78fa5cb6ceb3d935b78fce02285f6cf099c3cb115e5ee335dc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling syn v1.0.84 [INFO] [stderr] Compiling serde v1.0.132 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Compiling serde_derive v1.0.132 [INFO] [stderr] Compiling anyhow v1.0.52 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Compiling serde_json v1.0.73 [INFO] [stderr] Checking fastrand v1.6.0 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking trailer v0.1.2 [INFO] [stderr] Checking pool v0.1.4 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking polling v2.2.0 [INFO] [stderr] Checking socket2 v0.4.2 [INFO] [stderr] Checking mio v0.8.0 [INFO] [stderr] Checking poule v0.3.2 [INFO] [stderr] Checking async-io v1.6.0 [INFO] [stderr] Checking stream_stuff_on_a_sozu_channel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `anyhow` [INFO] [stdout] --> src/command.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use anyhow; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `net` [INFO] [stdout] --> src/copy_pasted_from_sozu/channel.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | net, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `anyhow` [INFO] [stdout] --> src/command.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use anyhow; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `net` [INFO] [stdout] --> src/copy_pasted_from_sozu/channel.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | net, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SocketAddr`, `UnixListener`, and `UnixStream` [INFO] [stdout] --> src/bin/bind_to_a_socket.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use mio::net::{SocketAddr, UnixListener, UnixStream}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bail` [INFO] [stdout] --> src/bin/bind_to_a_socket.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | use anyhow::{bail, Context}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `thread::sleep` and `time::Duration` [INFO] [stdout] --> src/bin/server.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{thread::sleep, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bail` [INFO] [stdout] --> src/bin/server.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | use anyhow::{bail, Context}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mio::net::UnixStream` [INFO] [stdout] --> src/bin/server.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use mio::net::UnixStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `thread::sleep` and `time::Duration` [INFO] [stdout] --> src/bin/server.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{thread::sleep, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bail` [INFO] [stdout] --> src/bin/server.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | use anyhow::{bail, Context}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CommandRequest`, `CommandResponse`, `CommandStatus`, `channels::create_server_channel`, and `copy_pasted_from_sozu::channel::Channel` [INFO] [stdout] --> src/bin/server.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | channels::create_server_channel, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 10 | command::{CommandRequest, CommandResponse, CommandStatus}, [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] 11 | copy_pasted_from_sozu::channel::Channel, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mio::net::UnixStream` [INFO] [stdout] --> src/bin/server.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use mio::net::UnixStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CommandRequest`, `CommandResponse`, `CommandStatus`, `channels::create_server_channel`, and `copy_pasted_from_sozu::channel::Channel` [INFO] [stdout] --> src/bin/server.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | channels::create_server_channel, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 10 | command::{CommandRequest, CommandResponse, CommandStatus}, [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] 11 | copy_pasted_from_sozu::channel::Channel, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/bin/server.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 31 | / loop { [INFO] [stdout] 32 | | // accept_connection() is a wrapper around UnixListener::accept(), check socket.rs [INFO] [stdout] 33 | | let (unix_stream, socket_address) = socket [INFO] [stdout] 34 | | .accept_connection() [INFO] [stdout] ... | [INFO] [stdout] 42 | | // handle_connection(unix_stream)?; [INFO] [stdout] 43 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 44 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/bin/server.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 31 | / loop { [INFO] [stdout] 32 | | // accept_connection() is a wrapper around UnixListener::accept(), check socket.rs [INFO] [stdout] 33 | | let (unix_stream, socket_address) = socket [INFO] [stdout] 34 | | .accept_connection() [INFO] [stdout] ... | [INFO] [stdout] 42 | | // handle_connection(unix_stream)?; [INFO] [stdout] 43 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 44 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/bin/bind_to_a_socket.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 11 | / loop { [INFO] [stdout] 12 | | let (unix_stream, socket_address) = unix_listener [INFO] [stdout] 13 | | .accept() [INFO] [stdout] 14 | | .context("could not accept connection")?; [INFO] [stdout] ... | [INFO] [stdout] 21 | | handle_connection(unix_stream); [INFO] [stdout] 22 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 23 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_ten_processing_and_one_error_with_channel` is never used [INFO] [stdout] --> src/bin/client.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn send_ten_processing_and_one_error_with_channel( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/bind_to_a_socket.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | handle_connection(unix_stream); [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] 21 | let _ = handle_connection(unix_stream); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_ten_processing_and_one_error_with_channel` is never used [INFO] [stdout] --> src/bin/client.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn send_ten_processing_and_one_error_with_channel( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SocketAddr`, `UnixListener`, and `UnixStream` [INFO] [stdout] --> src/bin/bind_to_a_socket.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use mio::net::{SocketAddr, UnixListener, UnixStream}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `bail` [INFO] [stdout] --> src/bin/bind_to_a_socket.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | use anyhow::{bail, Context}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/bin/bind_to_a_socket.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 11 | / loop { [INFO] [stdout] 12 | | let (unix_stream, socket_address) = unix_listener [INFO] [stdout] 13 | | .accept() [INFO] [stdout] 14 | | .context("could not accept connection")?; [INFO] [stdout] ... | [INFO] [stdout] 21 | | handle_connection(unix_stream); [INFO] [stdout] 22 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 23 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/bind_to_a_socket.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | handle_connection(unix_stream); [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] 21 | let _ = handle_connection(unix_stream); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.87s [INFO] running `Command { std: "docker" "inspect" "cc4a3c3c844a6e78fa5cb6ceb3d935b78fce02285f6cf099c3cb115e5ee335dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc4a3c3c844a6e78fa5cb6ceb3d935b78fce02285f6cf099c3cb115e5ee335dc", kill_on_drop: false }` [INFO] [stdout] cc4a3c3c844a6e78fa5cb6ceb3d935b78fce02285f6cf099c3cb115e5ee335dc