[INFO] cloning repository https://github.com/astrialyanda/grpc-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/astrialyanda/grpc-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fastrialyanda%2Fgrpc-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fastrialyanda%2Fgrpc-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0dc6515e9aba0a38017fe52193e459c8a3b9484a
[INFO] testing astrialyanda/grpc-tutorial against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fastrialyanda%2Fgrpc-tutorial" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/astrialyanda/grpc-tutorial on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/astrialyanda/grpc-tutorial
[INFO] finished tweaking git repo https://github.com/astrialyanda/grpc-tutorial
[INFO] tweaked toml for git repo https://github.com/astrialyanda/grpc-tutorial written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/astrialyanda/grpc-tutorial 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" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d746b48290de204a1604549f74c89fe9291cb5d176a4cc76f4613f1bfa53ab36
[INFO] running `Command { std: "docker" "start" "-a" "d746b48290de204a1604549f74c89fe9291cb5d176a4cc76f4613f1bfa53ab36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d746b48290de204a1604549f74c89fe9291cb5d176a4cc76f4613f1bfa53ab36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d746b48290de204a1604549f74c89fe9291cb5d176a4cc76f4613f1bfa53ab36", kill_on_drop: false }`
[INFO] [stdout] d746b48290de204a1604549f74c89fe9291cb5d176a4cc76f4613f1bfa53ab36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 251b27024871a5fd4fa2b6e7e7287fae81b5d76aedd35c2466367eb4feb14e6b
[INFO] running `Command { std: "docker" "start" "-a" "251b27024871a5fd4fa2b6e7e7287fae81b5d76aedd35c2466367eb4feb14e6b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling grpc-tutorial v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: unused import: `ChatServiceServer`
[INFO] [stdout]  --> src/grpc_server.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | chat_service_server::{ChatService, ChatServiceServer}, ChatMessage};
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0782]: expected a type, found a trait
[INFO] [stdout]   --> src/grpc_server.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |         .add_service(ChatService::new(chat_service))
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you can add the `dyn` keyword if you want a trait object
[INFO] [stdout]    |
[INFO] [stdout] 44 |         .add_service(<dyn ChatService>::new(chat_service))
[INFO] [stdout]    |                      ++++            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0782`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grpc-tutorial` (bin "grpc-server") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/grpc_client.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut channel = Channel::from_static("http://[::1]:50051").connect().await?;
[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] running `Command { std: "docker" "inspect" "251b27024871a5fd4fa2b6e7e7287fae81b5d76aedd35c2466367eb4feb14e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251b27024871a5fd4fa2b6e7e7287fae81b5d76aedd35c2466367eb4feb14e6b", kill_on_drop: false }`
[INFO] [stdout] 251b27024871a5fd4fa2b6e7e7287fae81b5d76aedd35c2466367eb4feb14e6b