[INFO] cloning repository https://github.com/oloshe/rust-uno-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oloshe/rust-uno-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foloshe%2Frust-uno-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foloshe%2Frust-uno-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86703463b542805ecfa6abc6744a80e375faa7ba
[INFO] testing oloshe/rust-uno-server against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foloshe%2Frust-uno-server" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oloshe/rust-uno-server on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oloshe/rust-uno-server
[INFO] finished tweaking git repo https://github.com/oloshe/rust-uno-server
[INFO] tweaked toml for git repo https://github.com/oloshe/rust-uno-server written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/oloshe/rust-uno-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34526630a4c25634dfd601c8096fbd3e7f06efd1a568470aff921ad43c04f411
[INFO] running `Command { std: "docker" "start" "-a" "34526630a4c25634dfd601c8096fbd3e7f06efd1a568470aff921ad43c04f411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34526630a4c25634dfd601c8096fbd3e7f06efd1a568470aff921ad43c04f411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34526630a4c25634dfd601c8096fbd3e7f06efd1a568470aff921ad43c04f411", kill_on_drop: false }`
[INFO] [stdout] 34526630a4c25634dfd601c8096fbd3e7f06efd1a568470aff921ad43c04f411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 574192541b92704c4b4660a343919766d60533d96eb8d7ca976fc952f4b9b669
[INFO] running `Command { std: "docker" "start" "-a" "574192541b92704c4b4660a343919766d60533d96eb8d7ca976fc952f4b9b669", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling rust-uno-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found keyword `for`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     server.set_ttl(ttl)
[INFO] [stdout]   |                        - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 7 |     for ret in server.incoming() {
[INFO] [stdout]   |     ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     for ret in server.incoming() {
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/main.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{self, io::{Read, Write}, net::{TcpListener, TcpStream}};
[INFO] [stdout]   |                                          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `rust_uno_server`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / use std::{self, io::{Read, Write}, net::{TcpListener, TcpStream}};
[INFO] [stdout] 2  | |
[INFO] [stdout] 3  | | #[async_std::main]
[INFO] [stdout] 4  | | async fn main() {
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     stream.write(&buf).unwrap();
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-uno-server`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "574192541b92704c4b4660a343919766d60533d96eb8d7ca976fc952f4b9b669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574192541b92704c4b4660a343919766d60533d96eb8d7ca976fc952f4b9b669", kill_on_drop: false }`
[INFO] [stdout] 574192541b92704c4b4660a343919766d60533d96eb8d7ca976fc952f4b9b669