[INFO] cloning repository https://github.com/MartMcMahon/rust_networking_example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MartMcMahon/rust_networking_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMartMcMahon%2Frust_networking_example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMartMcMahon%2Frust_networking_example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4ced6b2f51dc20e536f1e09cd977878ae81cee62 [INFO] testing MartMcMahon/rust_networking_example against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMartMcMahon%2Frust_networking_example" "/workspace/builds/worker-22/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MartMcMahon/rust_networking_example on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MartMcMahon/rust_networking_example [INFO] finished tweaking git repo https://github.com/MartMcMahon/rust_networking_example [INFO] tweaked toml for git repo https://github.com/MartMcMahon/rust_networking_example written to /workspace/builds/worker-22/source/Cargo.toml [INFO] crate git repo https://github.com/MartMcMahon/rust_networking_example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64159e174c3e032f587a3446a5ac4eec9a43646285f13ed897b7d380211f5bfb [INFO] running `Command { std: "docker" "start" "-a" "64159e174c3e032f587a3446a5ac4eec9a43646285f13ed897b7d380211f5bfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64159e174c3e032f587a3446a5ac4eec9a43646285f13ed897b7d380211f5bfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64159e174c3e032f587a3446a5ac4eec9a43646285f13ed897b7d380211f5bfb", kill_on_drop: false }` [INFO] [stdout] 64159e174c3e032f587a3446a5ac4eec9a43646285f13ed897b7d380211f5bfb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5f587adc75c0ab294e06c4ef196e1ce1e2077017f8e12c19670fe601eee0df0 [INFO] running `Command { std: "docker" "start" "-a" "c5f587adc75c0ab294e06c4ef196e1ce1e2077017f8e12c19670fe601eee0df0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.106 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling smallvec v1.7.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling lock_api v0.4.5 [INFO] [stderr] Compiling tokio v1.13.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling tokio-macros v1.5.1 [INFO] [stderr] Compiling rust_networking_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BufReader`, `sync::broadcast` [INFO] [stdout] --> src/client/main.rs:2:56 [INFO] [stdout] | [INFO] [stdout] 2 | io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 3 | net::TcpStream, [INFO] [stdout] 4 | sync::broadcast, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncBufReadExt` [INFO] [stdout] --> src/client/main.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other_addr` [INFO] [stdout] --> src/server/main.rs:35:39 [INFO] [stdout] | [INFO] [stdout] 35 | let (mut msg, other_addr) = result.unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other_addr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/main.rs:35:30 [INFO] [stdout] | [INFO] [stdout] 35 | let (mut msg, other_addr) = result.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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 46s [INFO] running `Command { std: "docker" "inspect" "c5f587adc75c0ab294e06c4ef196e1ce1e2077017f8e12c19670fe601eee0df0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5f587adc75c0ab294e06c4ef196e1ce1e2077017f8e12c19670fe601eee0df0", kill_on_drop: false }` [INFO] [stdout] c5f587adc75c0ab294e06c4ef196e1ce1e2077017f8e12c19670fe601eee0df0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b0d03bf71b97b603608ead1c5a763bedfdefdeafd75e97d72380cc157dbef67 [INFO] running `Command { std: "docker" "start" "-a" "5b0d03bf71b97b603608ead1c5a763bedfdefdeafd75e97d72380cc157dbef67", kill_on_drop: false }` [INFO] [stderr] Compiling rust_networking_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BufReader`, `sync::broadcast` [INFO] [stdout] --> src/client/main.rs:2:56 [INFO] [stdout] | [INFO] [stdout] 2 | io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 3 | net::TcpStream, [INFO] [stdout] 4 | sync::broadcast, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncBufReadExt` [INFO] [stdout] --> src/client/main.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other_addr` [INFO] [stdout] --> src/server/main.rs:35:39 [INFO] [stdout] | [INFO] [stdout] 35 | let (mut msg, other_addr) = result.unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other_addr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/main.rs:35:30 [INFO] [stdout] | [INFO] [stdout] 35 | let (mut msg, other_addr) = result.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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "5b0d03bf71b97b603608ead1c5a763bedfdefdeafd75e97d72380cc157dbef67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b0d03bf71b97b603608ead1c5a763bedfdefdeafd75e97d72380cc157dbef67", kill_on_drop: false }` [INFO] [stdout] 5b0d03bf71b97b603608ead1c5a763bedfdefdeafd75e97d72380cc157dbef67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 39856bf911d443633393d7b238e1c7e53defa8df43e6dc746bd4d3f444771000 [INFO] running `Command { std: "docker" "start" "-a" "39856bf911d443633393d7b238e1c7e53defa8df43e6dc746bd4d3f444771000", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `other_addr` [INFO] [stderr] --> src/server/main.rs:35:39 [INFO] [stderr] | [INFO] [stderr] 35 | let (mut msg, other_addr) = result.unwrap(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_other_addr` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server/main.rs:35:30 [INFO] [stderr] | [INFO] [stderr] 35 | let (mut msg, other_addr) = result.unwrap(); [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 imports: `BufReader`, `sync::broadcast` [INFO] [stderr] --> src/client/main.rs:2:56 [INFO] [stderr] | [INFO] [stderr] 2 | io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 3 | net::TcpStream, [INFO] [stderr] 4 | sync::broadcast, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `AsyncBufReadExt` [INFO] [stderr] --> src/client/main.rs:2:10 [INFO] [stderr] | [INFO] [stderr] 2 | io::{AsyncBufReadExt, AsyncReadExt, AsyncWriteExt, BufReader}, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_networking_example` (bin "server" test) generated 2 warnings [INFO] [stderr] warning: `rust_networking_example` (bin "client" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.50s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/client-1c3b95bf97e9e1e0) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/server-cac1a786968ea675) [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] [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" "39856bf911d443633393d7b238e1c7e53defa8df43e6dc746bd4d3f444771000", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39856bf911d443633393d7b238e1c7e53defa8df43e6dc746bd4d3f444771000", kill_on_drop: false }` [INFO] [stdout] 39856bf911d443633393d7b238e1c7e53defa8df43e6dc746bd4d3f444771000