[INFO] cloning repository https://github.com/EArnold1/gRPC-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EArnold1/gRPC-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEArnold1%2FgRPC-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEArnold1%2FgRPC-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cfde77af2a00be98c75a7ff049a2e099c597b81
[INFO] checking EArnold1/gRPC-rs against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEArnold1%2FgRPC-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EArnold1/gRPC-rs
[INFO] finished tweaking git repo https://github.com/EArnold1/gRPC-rs
[INFO] tweaked toml for git repo https://github.com/EArnold1/gRPC-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EArnold1/gRPC-rs on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EArnold1/gRPC-rs 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b7ffabf474002f6100289694fd66b29ff2fab38555229aa331c08eecb1f9f11
[INFO] running `Command { std: "docker" "start" "-a" "3b7ffabf474002f6100289694fd66b29ff2fab38555229aa331c08eecb1f9f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b7ffabf474002f6100289694fd66b29ff2fab38555229aa331c08eecb1f9f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b7ffabf474002f6100289694fd66b29ff2fab38555229aa331c08eecb1f9f11", kill_on_drop: false }`
[INFO] [stdout] 3b7ffabf474002f6100289694fd66b29ff2fab38555229aa331c08eecb1f9f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63b302e75821021b0ae23678fcf4722660cf0643906eead83a1e97f8063d39eb
[INFO] running `Command { std: "docker" "start" "-a" "63b302e75821021b0ae23678fcf4722660cf0643906eead83a1e97f8063d39eb", kill_on_drop: false }`
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[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]    Compiling grpc_rs v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/client.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyGreeter` is never constructed
[INFO] [stdout]   --> src/server.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct MyGreeter {}
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/server.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/client.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyGreeter` is never constructed
[INFO] [stdout]   --> src/server.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct MyGreeter {}
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/server.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.00s
[INFO] running `Command { std: "docker" "inspect" "63b302e75821021b0ae23678fcf4722660cf0643906eead83a1e97f8063d39eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b302e75821021b0ae23678fcf4722660cf0643906eead83a1e97f8063d39eb", kill_on_drop: false }`
[INFO] [stdout] 63b302e75821021b0ae23678fcf4722660cf0643906eead83a1e97f8063d39eb